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| Table of Contents |
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Station Identifiers used within WMO/GAW![]() |
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| [Click on table headers to sort columns] |
| GAWID | Station Name | Country | GAWID Status | Contact |
|---|---|---|---|---|
| AAR | Hanoi | Viet Nam | requested (GAW) | Hoa Bui Thi Khanh Hoa |
| ABB | Abbeville | France | assigned (GAW) | Abdelkrim Mezdour |
| ABD | Aberdeen | United Kingdom | requested (GAW) | Roman Hüppi |
| ABP | Arembepe | Brazil | assigned (GAW) | gawsis |
| ABQ | Albuquerque (NM) | United States | assigned (GAW) | gawsis |
| ACA | Acadia (ME) | United States | requested (GAW) | Roman Hüppi |
| ADB | Abu Dhabi | United Arab Emirates | requested (GAW) | |
| ADR | Adrigole | Ireland | assigned (GAW) | gawsis |
| AHK | Arkhangel'sk | Russian Federation | requested (GAW) | Roman Hüppi |
| AHM | Ahmadabad | India | requested (GAW) | VIJAY SONI |
| AHS | Århus | Denmark | assigned (GAW) | gawsis |
| AHT | Ähtäri | Finland | assigned (GAW) | gawsis |
| AKN | Arkona | Germany | requested (GAW) | Roman Hüppi |
| ALC | Alajuela | Costa Rica | requested (GAW) | Jessica Maria Valverde Canossa |
| ALG | Algoma | Canada | assigned (GAW) | gawsis |
| ALH | Allahabad | India | requested (GAW) | Vijay Soni |
| ALK | Aluksne | Latvia | requested (GAW) | Iraida Lyulko |
| ALT | Alert | Canada | assigned (GAW) | gawsis |
| AMS | Amsterdam Island | France | assigned (GAW) | gawsis |
| AMY | Anmyeon-do | Korea, R. of | assigned (GAW) | gawsis |
| ANG | Angra de Heroismo (Aēores) | Portugal | assigned (GAW) | gawsis |
| ANM | Bucharest | Romania | requested (GAW) | Florin Nicodim |
| ANW | Ainsworth Airport (NE) | United States | requested (GAW) | Roman Hüppi |
| APP | Appalachian State University | United States | requested (GAW) | |
| APT | Aspvreten | Sweden | assigned (GAW) | Roman Hüppi |
| ARG | Chisinau | Moldova, R. of | requested (GAW) | Alexander Aculinin |
| ARH | Arrival Heights | New Zealand | assigned (GAW) | gawsis |
| ARK | Albrook | Panama | assigned (GAW) | gawsis |
| ARM | Amberd | Armenia | assigned (GAW) | |
| ARN | El Arenosillo | Spain | assigned (GAW) | Benito Morena |
| ARO | Arosa | Switzerland | assigned (GAW) | René Stübi |
| ARR | Andoya | Norway | assigned (GAW) | Michael Gausa |
| ASC | Ascension Island | United Kingdom | assigned (GAW) | gawsis |
| ASK | Assekrem | Algeria | assigned (GAW) | gawsis |
| ASN | Astrakhan | Russian Federation | requested (GAW) | Sergey Gromov |
| ASP | Alice Springs | Australia | assigned (GAW) | Roman Hüppi |
| AST | Aosta | Italy | requested (GAW) | |
| ASW | Aswan | Egypt | requested (GAW) | Hamza Mohamed Hamza |
| ATH | Athens | Greece | requested (GAW) | Ioannis Christodoulakis |
| ATL | Atlanta (GA) | United States | requested (GAW) | Roman Hüppi |
| AVI | St. Croix | United States | assigned (GAW) | gawsis |
| AWT | Aberystwyth | United Kingdom | requested (GAW) | |
| AZR | Serreta (Terceira) | Portugal | assigned (GAW) | gawsis |
| BAB | Bay D'Espoir | Canada | assigned (GAW) | gawsis |
| BAD | Ciater / Bandung | Indonesia | requested (GAW) | Roman Hüppi |
| BAL | Baltic Sea | Poland | assigned (GAW) | gawsis |
| BAR | Barcarrota | Spain | requested (GAW) | ROSA MARIA GARCIA MARIN |
| BAU | Bauru | Brazil | requested (GAW) | Roman Hüppi |
| BBE | Big Bend (TX) | United States | requested (GAW) | Roman Hüppi |
| BBY | Bambey | Senegal | assigned (GAW) | gawsis |
| BCK | Behchoko | Canada | requested (GAW) | Doug Worthy |
| BEC | Columb-Béchar | Algeria | assigned (GAW) | gawsis |
| BED | Bedford (LA) | United States | requested (GAW) | Roman Hüppi |
| BEJ | Beja | Portugal | assigned (GAW) | gawsis |
| BEL | Beltsville (MD) | United States | requested (GAW) | Roman Hüppi |
| BEM | Bremen | Germany | requested (GAW) | |
| BEO | BEO Moussala | Bulgaria | requested (GAW) | |
| BER | Bering Island | Russian Federation | assigned (GAW) | gawsis |
| BFD | Bradford Forest (FL) | United States | requested (GAW) | Roman Hüppi |
| BGT | Bogotį | Colombia | requested (GAW) | Roman Hüppi |
| BGZ | Barguzin | Russian Federation | requested (GAW) | Sergey Gromov |
| BHD | Baring Head | New Zealand | assigned (GAW) | Gordon Brailsford |
| BIK | Bialystok | Poland | requested (GAW) | Ronald Macatangay |
| BIL | Billings (OK) | United States | requested (GAW) | Roman Hüppi |
| BIR | Birkenes | Norway | assigned (GAW) | gawsis |
| BKB | Base King Baudoin | Belgium | assigned (GAW) | gawsis |
| BKK | Bangna Bangkok | Thailand | requested (GAW) | SONGKRAN AGSORN |
| BKT | Bukit Kototabang | Indonesia | assigned (GAW) | gawsis |
| BLD | Boulder ESRL HQ (CO) | United States | assigned (GAW) | gawsis |
| BMD | Bermuda | Bermuda | requested (GAW) | Roman Hüppi |
| BME | St. David's Head | Bermuda | assigned (GAW) | gawsis |
| BMW | Tudor Hill (Bermuda) | United Kingdom | assigned (GAW) | gawsis |
| BNA | Nashville (TN) | United States | assigned (GAW) | gawsis |
| BND | Bondville (IL) | United States | assigned (GAW) | Patricia Quinn |
| BNI | Bunia | Congo, D. R. of the | requested (GAW) | Roman Hüppi |
| BOD | Bordeaux | France | requested (GAW) | Roman Hüppi |
| BOM | Mumbai/Bombay | India | assigned (GAW) | gawsis |
| BON | Bonner Lake | Canada | assigned (GAW) | gawsis |
| BOR | Borlänge | Sweden | assigned (GAW) | Weine Josefsson |
| BOS | Boulder SURFRAD (CO) | United States | assigned (GAW) | gawsis |
| BOU | Boulder BSRN (CO) | United States | assigned (GAW) | gawsis |
| BPL | Budapest - Lorinc | Hungary | assigned (GAW) | gawsis |
| BRA | Bratt's Lake | Canada | assigned (GAW) | gawsis |
| BRB | Brasilia | Brazil | assigned (GAW) | gawsis |
| BRE | Bredkälen | Sweden | assigned (GAW) | Weine Josefsson |
| BRG | Braganca | Portugal | assigned (GAW) | gawsis |
| BRK | Bracknell | United Kingdom | assigned (GAW) | gawsis |
| BRL | Berlin-Tempelhof | Germany | requested (GAW) | Roman Hüppi |
| BRN | Bern | Switzerland | assigned (GAW) | gawsis |
| BRS | Berezinsky Reserve | Belarus, R. of | assigned (GAW) | Bogdana Kozeruk |
| BRT | Brotjacklriegel | Germany | assigned (GAW) | gawsis |
| BRV | Borovoe | Kazakhstan | assigned (GAW) | gawsis |
| BRW | Barrow (AK) | United States | assigned (GAW) | gawsis |
| BSC | Constanta (Black Sea) | Romania | assigned (GAW) | gawsis |
| BSH | Bol'shaya Elan | Russian Federation | requested (GAW) | Sergey Gromov |
| BSO | Buenos Aires Observatorio | Argentina | assigned (GAW) | gawsis |
| BSU | Bassum | Germany | requested (GAW) | Roman Hüppi |
| BTR | Baton Rouge (LA) | United States | requested (GAW) | Roman Hüppi |
| BTV | Burlington (VT) | United States | requested (GAW) | Roman Hüppi |
| BUR | Burugas | Bulgaria | assigned (GAW) | gawsis |
| BYR | Byrd | United States | requested (GAW) | Roman Hüppi |
| BZV | Brazzaville | Congo | requested (GAW) | Roman Hüppi |
| CAI | Cairo | Egypt | requested (GAW) | Hamza Mohamed Hamza |
| CAN | Canyonlands (UT) | United States | requested (GAW) | Roman Hüppi |
| CAP | Carpentras | France | assigned (GAW) | Abdelkrim Mezdour |
| CAR | La Cartuja | Spain | assigned (GAW) | gawsis |
| CAS | Castelo Branco | Portugal | assigned (GAW) | gawsis |
| CBA | Cold Bay (AK) | United States | assigned (GAW) | gawsis |
| CBM | Caribou (ME) | United States | assigned (GAW) | gawsis |
| CBR | Camborne | United Kingdom | requested (GAW) | Roman Hüppi |
| CCR | Cabo de Creus | Spain | requested (GAW) | ROSA MARIA GARCIA MARIN |
| CDL | Candle Lake | Canada | assigned (GAW) | gawsis |
| CES | Cesar (Cabauw) | Netherlands | requested (GAW) | |
| CFA | Cape Ferguson | Australia | assigned (GAW) | gawsis |
| CGO | Cape Grim | Australia | assigned (GAW) | gawsis |
| CHA | Chalk River | Canada | assigned (GAW) | gawsis |
| CHB | Coffs Harbour | Australia | assigned (GAW) | gawsis |
| CHC | Chacaltaya | Bolivia | requested (GAW) | |
| CHG | Chenggong | Other Pacific Islands | requested (GAW) | Guay-Hong Chen |
| CHI | Chatham Island | New Zealand | assigned (GAW) | gawsis |
| CHL | Churchill | Canada | requested (GAW) | Sangeeta Sharma |
| CHM | Chibougamau | Canada | requested (GAW) | |
| CHO | Chopok | Slovakia | requested (GAW) | Marta Mitosinkova |
| CHR | Christmas Island | Kiribati | assigned (GAW) | gawsis |
| CIC | Chilca | Peru | requested (GAW) | Roman Hüppi |
| CLF | Coolidge Field | Antigua and Barbuda | requested (GAW) | Roman Hüppi |
| CLH | Chesapeake Lighthouse | United States | assigned (GAW) | gawsis |
| CLZ | Central Forest | Russian Federation | requested (GAW) | Sergey Gromov |
| CMN | Monte Cimone | Italy | assigned (GAW) | gawsis |
| CMO | Cape Meares (OR) | United States | assigned (GAW) | gawsis |
| CNM | Chiricahua National Monumnet | United States | requested (GAW) | Bret Schichtel |
| COG | Belsk | Poland | assigned (GAW) | gawsis |
| COI | Cape Ochiishi | Japan | assigned (GAW) | gawsis |
| COT | Cotonou | Benin, R. of | requested (GAW) | Valérie Thouret |
| CPM | Campisąbalos | Spain | requested (GAW) | ROA MARIA GARCIA MARIN |
| CPO | Olympic (WA) | United States | assigned (GAW) | gawsis |
| CPR | Cape San Juan | Puerto Rico | assigned (GAW) | gawsis |
| CPS | Chapais | Canada | assigned (GAW) | gawsis |
| CPT | Cape Point | South Africa | assigned (GAW) | gawsis |
| CRI | Cape Rama | India | assigned (GAW) | |
| CRZ | Crozet | France | assigned (GAW) | gawsis |
| CSJ | Cape St. James | Canada | assigned (GAW) | gawsis |
| CTI | Canton Island | United States | requested (GAW) | Roman Hüppi |
| CTL | Castolon (TX) | United States | requested (GAW) | Roman Hüppi |
| CTW | Cottonwood (SD) | United States | requested (GAW) | Roman Hüppi |
| CVO | Cape Verde Atmospheric Observatory | Cape Verde | requested (GAW) | Katie Read |
| CWB | Taipei | Other Pacific Islands | assigned (GAW) | gawsis |
| CYA | Casey | Australia | assigned (GAW) | Paul Krummel |
| CYM | Cimljansk | Russian Federation | requested (GAW) | Sergey Gromov |
| DAA | De Aar | South Africa | requested (GAW) | Roman Hüppi |
| DAK | Danki | Russian Federation | assigned (GAW) | gawsis |
| DAV | Davos | Switzerland | assigned (GAW) | gawsis |
| DBL | Dobele | Latvia | requested (GAW) | Iraida Lyulko |
| DBT | De Bilt | Netherlands | requested (GAW) | Roman Hüppi |
| DCC | Concordia, Dōme C | France | requested (GAW) | |
| DDM | Dum Dum | India | requested (GAW) | vijay soni |
| DDR | Mt. Dodaira | Japan | assigned (GAW) | gawsis |
| DDU | Dumont d'Urville | France | requested (GAW) | Christine DAVID |
| DEM | Demokritos Athens | Greece | requested (GAW) | |
| DEN | Denali (AK) | United States | requested (GAW) | Roman Hüppi |
| DEU | Deuselbach | Germany | assigned (GAW) | gawsis |
| DIG | Diabla Gora / Puszcza Borecka | Poland | assigned (GAW) | gawsis |
| DMS | Maun | Botswana | assigned (GAW) | Ruth G. Mmusii |
| DMV | Danum Valley | Malaysia | assigned (GAW) | gawsis |
| DNR | Dancy (WI) | United States | requested (GAW) | Roman Hüppi |
| DNV | Denver (CO) | United States | requested (GAW) | Roman Hüppi |
| DON | Dońana | Spain | assigned (GAW) | gawsis |
| DRA | Desert Rock (NV) | United States | assigned (GAW) | gawsis |
| DRE | Dresden | Germany | requested (GAW) | Roman Hüppi |
| DVC | David City | Panama | requested (GAW) | Alfonso Pino |
| DVS | Davis (CA) | United States | requested (GAW) | Roman Hüppi |
| DWN | Darwin | Australia | requested (GAW) | Bruce Ward Forgan |
| DXO | Dikson Island | Russian Federation | requested (GAW) | Sergey Gromov |
| EDM | Eskdalemuir | United Kingdom | assigned (GAW) | gawsis |
| EGB | Egbert | Canada | assigned (GAW) | gawsis |
| EIC | Easter Island | Chile | assigned (GAW) | gawsis |
| ELA | Experimental Lakes Area | Canada | assigned (GAW) | gawsis |
| ELB | Mt. Elbrus | Russian Federation | requested (GAW) | Sergey Gromov |
| ELT | Els Torms | Spain | requested (GAW) | ROSA MARIA GARCIA MARIN |
| ESP | Estevan Point | Canada | assigned (GAW) | gawsis |
| ESR | Esrange | Sweden | assigned (GAW) | Weine Josefsson |
| EST | Esther | Canada | assigned (GAW) | gawsis |
| ETL | East Trout Lake | Canada | requested (GAW) | Sangeeta Sharma |
| EUK | Eureka | Canada | requested (GAW) | Roman Hüppi |
| EVE | Everglades (FL) | United States | requested (GAW) | Roman Hüppi |
| FAD | Faraday-Vernadsky | Ukraine | requested (GAW) | Roman Hüppi |
| FAR | Faro | Portugal | assigned (GAW) | gawsis |
| FAT | Fresno (CA) | United States | requested (GAW) | Roman Hüppi |
| FBK | Fairbanks (AK) | United States | assigned (GAW) | gawsis |
| FCL | Fort Collins (CO) | United States | requested (GAW) | Roman Hüppi |
| FDT | Fundata | Romania | assigned (GAW) | gawsis |
| FEO | Feodosiya | Ukraine | requested (GAW) | Inna Vodolaskova |
| FLO | Florianopolis | Brazil | requested (GAW) | Roman Hüppi |
| FPE | Fort Peck (MT) | United States | assigned (GAW) | gawsis |
| FRE | Frelighsburg | Canada | assigned (GAW) | gawsis |
| FRF | Farafra | Egypt | requested (GAW) | Hamza Mohamed Hamza |
| FSD | Fraserdale | Canada | assigned (GAW) | gawsis |
| FSM | Fort Sherman | Panama | assigned (GAW) | gawsis |
| FTW | Fort Worth (TX) | United States | requested (GAW) | Roman Hüppi |
| FUN | Funchal (Madeira) | Portugal | assigned (GAW) | gawsis |
| GAI | Gaithersburg (MD) | United States | requested (GAW) | Roman Hüppi |
| GAN | Gan (Addu Atoll) | Maldives | assigned (GAW) | gawsis |
| GAR | Garmisch-Partenkirchen | Germany | requested (GAW) | Roman Hüppi |
| GAS | Griffin (GA) | United States | requested (GAW) | Roman Hüppi |
| GBG | Göteborg | Sweden | assigned (GAW) | Weine Josefsson |
| GCR | Goodwin Creek (MS) | United States | assigned (GAW) | gawsis |
| GED | Gross-Enzersdorf | Austria | requested (GAW) | gawsis |
| GGH | Gonghe | China | assigned (GAW) | gawsis |
| GLH | Giordan Lighthouse | Malta | assigned (GAW) | gawsis |
| GLR | Glacier (MT) | United States | requested (GAW) | Roman Hüppi |
| GMI | Guam (Mariana Island) | United States | assigned (GAW) | gawsis |
| GNB | Green Bay (WI) | United States | requested (GAW) | |
| GNN | Gunnarn | Sweden | assigned (GAW) | gawsis |
| GNV | Geneva (NY) | United States | requested (GAW) | |
| GOB | Goose Bay | Canada | assigned (GAW) | gawsis |
| GOU | Gourdon | France | assigned (GAW) | Abdelkrim Mezdour |
| GOZ | Dwejra Point | Malta | assigned (GAW) | gawsis |
| GPZ | Grand Rapids (MN) | United States | requested (GAW) | Roman Hüppi |
| GRB | Greenbelt (MD) | United States | requested (GAW) | Roman Hüppi |
| GRC | Hopi Point, Grand Canyon (AZ) | United States | requested (GAW) | Roman Hüppi |
| GRL | Site J | Denmark | assigned (GAW) | gawsis |
| GRS | Great Smokey Mountains (TN) | United States | requested (GAW) | Roman Hüppi |
| GSE | Goose | Canada | assigned (GAW) | gawsis |
| GSF | Goddard (MD) | United States | requested (GAW) | Jay Herman |
| GSN | Gosan | Korea, R. of | assigned (GAW) | gawsis |
| GTF | Great Falls (MT) | United States | requested (GAW) | Roman Hüppi |
| HAB | Harcourt B | Canada | assigned (GAW) | gawsis |
| HAF | H.J. Andrews Forest (OR) | United States | requested (GAW) | |
| HAT | Hateruma Island | Japan | assigned (GAW) | gawsis |
| HBA | Halley | United Kingdom | assigned (GAW) | gawsis |
| HBT | Hobart | Australia | assigned (GAW) | gawsis |
| HCT | Harcourt | Canada | assigned (GAW) | gawsis |
| HDO | Hedo (Okinawa) | Japan | requested (GAW) | Roman Hüppi |
| HEC | Heredia | Costa Rica | requested (GAW) | Jéssica Marķa Valverde Canossa |
| HED | Heiss Island | Russian Federation | requested (GAW) | Roman Hüppi |
| HEI | Heidelberg | Germany | requested (GAW) | Jörg Klausen |
| HFM | Harvard Forest (MA) | United States | assigned (GAW) | gawsis |
| HHE | Hohe Warte | Austria | assigned (GAW) | gawsis |
| HIH | Hilo (HI) | United States | assigned (GAW) | gawsis |
| HKG | Hok Tsui / Cape d Aguilar | China | assigned (GAW) | gawsis |
| HKO | King's Park | China | assigned (GAW) | gawsis |
| HKR | Hradec Krįlové | Czech Republic | requested (GAW) | Pavla Skrivankova |
| HLT | Holtville (CA) | United States | requested (GAW) | |
| HMM | Hamamatsu | Japan | assigned (GAW) | gawsis |
| HNX | Hanford (CA) | United States | assigned (GAW) | gawsis |
| HOB | Hoburg | Sweden | assigned (GAW) | Weine Josefsson |
| HPB | Hohenpeissenberg | Germany | assigned (GAW) | gawsis |
| HRS | Harestua | Norway | requested (GAW) | Roman Hüppi |
| HST | Houston (TX) | United States | requested (GAW) | |
| HUA | Huancayo | Peru | assigned (GAW) | gawsis |
| HUN | Hegyhatsal | Hungary | assigned (GAW) | gawsis |
| HUR | Hurghada | Egypt | requested (GAW) | Hamza Mohamed Hamza |
| HVA | Huntsville (AL) | United States | assigned (GAW) | gawsis |
| HVT | Kilauea (HI) | United States | requested (GAW) | Roman Hüppi |
| HZR | Khuzhir | Russian Federation | requested (GAW) | |
| ICE | Storhofdi | Iceland | assigned (GAW) | gawsis |
| IFY | Igarka | Russian Federation | requested (GAW) | Sergey Gromov |
| ILO | Ilorin | Nigeria | assigned (GAW) | gawsis |
| IPR | Ispra | Italy | assigned (GAW) | Julian Wilson |
| IRB | Iskrba | Slovenia | assigned (GAW) | gawsis |
| IRE | Irene | South Africa | assigned (GAW) | gawsis |
| IRF | Irafoss | Iceland | requested (GAW) | Roman Hüppi |
| IRK | Irkutsk | Russian Federation | requested (GAW) | Sergey Gromov |
| ISK | Issyk-Kul | Kyrgyzstan | assigned (GAW) | gawsis |
| ITC | Ithaca (NY) | United States | requested (GAW) | |
| ITN | Grifton - Georgia Station (NC) | United States | assigned (GAW) | gawsis |
| IVC | Invercargill | New Zealand | assigned (GAW) | gawsis |
| IVN | Ivan Sedlo | Bosnia and Herzegovina | assigned (GAW) | gawsis |
| IZO | Izańa (Tenerife) | Spain | assigned (GAW) | gawsis |
| JAC | Jackson | Canada | assigned (GAW) | gawsis |
| JBN | Jubany | Argentina | assigned (GAW) | gawsis |
| JCZ | Jarczew | Poland | assigned (GAW) | gawsis |
| JDP | Jodhpur | India | requested (GAW) | Vijay Soni |
| JFJ | Jungfraujoch | Switzerland | assigned (GAW) | gawsis |
| JGL | Jergul | Norway | assigned (GAW) | gawsis |
| JKR | Jakarta | Indonesia | assigned (GAW) | gawsis |
| JNS | Janiskoski | Russian Federation | requested (GAW) | Sergey Gromov |
| JOK | Jokioinen | Finland | requested (GAW) | Roman Hüppi |
| JPL | JPL | United States | requested (GAW) | Ronald Macatangay |
| KAG | Kagoshima | Japan | assigned (GAW) | Kazuto Suda |
| KAM | Kamenicki-Vis | Serbia | assigned (GAW) | gawsis |
| KAR | Karlstad | Sweden | assigned (GAW) | Weine Josefsson |
| KAS | Kasprowy Werch | Poland | requested (GAW) | Jörg Klausen |
| KAU | Kaunas | Lithuania | assigned (GAW) | gawsis |
| KCO | Kaashidhoo (Male Atoll) | Maldives | assigned (GAW) | gawsis |
| KDK | Kodaikanal | India | requested (GAW) | Vijay Soni |
| KEJ | Kejimkujik | Canada | assigned (GAW) | gawsis |
| KEP | King Edward Point (South Georgia) | United Kingdom | assigned (GAW) | gawsis |
| KER | Port-aux-Franēais (Iles Kerguélen) | France | requested (GAW) | Christine DAVID |
| KEY | Key Biscane (FL) | United States | assigned (GAW) | gawsis |
| KGV | Kyiv-Goloseyev | Ukraine | assigned (GAW) | |
| KIE | Kiev | Ukraine | requested (GAW) | Inna Vodolaskova |
| KIR | Kiruna | Sweden | assigned (GAW) | Weine Josefsson |
| KIS | Kisai | Japan | assigned (GAW) | gawsis |
| KIT | Karlsruhe | Germany | requested (GAW) | Ronald Macatangay |
| KLR | Kaliakra | Bulgaria | requested (GAW) | Roman Hüppi |
| KMW | Kollumerwaard | Netherlands | assigned (GAW) | gawsis |
| KOS | Kosetice Observatory | Czech Republic | assigned (GAW) | gawsis |
| KOT | Kotelnyj Island | Russian Federation | assigned (GAW) | gawsis |
| KPA | Kitt Peak (AZ) | United States | assigned (GAW) | gawsis |
| KPS | K-Puszta | Hungary | assigned (GAW) | gawsis |
| KRS | Krasnoyarsk | Russian Federation | requested (GAW) | Sergey Gromov |
| KSL | Kislovodsk | Russian Federation | requested (GAW) | Sergey Gromov |
| KSM | Samara | Russian Federation | requested (GAW) | Sergey Gromov |
| KSO | Kiso | Japan | requested (GAW) | Roman Hüppi |
| KTB | Kloosterburen | Netherlands | assigned (GAW) | gawsis |
| KUM | Cape Kumukahi (HI) | United States | assigned (GAW) | gawsis |
| KUN | Kunming | China | requested (GAW) | Roman Hüppi |
| KVK | Kovk | Slovenia | assigned (GAW) | gawsis |
| KVV | Krvavec | Slovenia | assigned (GAW) | gawsis |
| KWJ | Kwajalein | Marshall Islands | assigned (GAW) | gawsis |
| KWZ | Caucasus | Russian Federation | requested (GAW) | Sergey Gromov |
| KYZ | Kyzylcha | Uzbekistan | assigned (GAW) | gawsis |
| KZD | Sary Taukum | Kazakhstan | assigned (GAW) | gawsis |
| KZM | Plateau Assy | Kazakhstan | assigned (GAW) | gawsis |
| KZP | Konza Prairie (KS) | United States | requested (GAW) | |
| LAD | Law Dome | Australia | assigned (GAW) | gawsis |
| LAM | Little America | United States | assigned (GAW) | gawsis |
| LAN | Linan | China | assigned (GAW) | gawsis |
| LAU | Lauder | New Zealand | assigned (GAW) | gawsis |
| LBJ | L.B.J. National Grassland (TX) | United States | assigned (GAW) | gawsis |
| LCD | Diekirch | Luxembourg | requested (GAW) | Francis MASSEN |
| LCO | La Coruńa | Spain | assigned (GAW) | Manolo Bańon Garcia |
| LCS | Las Cruces (NM) | United States | requested (GAW) | |
| LEB | Leba | Poland | assigned (GAW) | gawsis |
| LED | Lac Edouard | Canada | assigned (GAW) | gawsis |
| LEF | Park Falls (WI) | United States | assigned (GAW) | gawsis |
| LEG | Legionowo | Poland | requested (GAW) | Bogumil Kois |
| LEO | Leopoldville/Kinshasa | Congo, D. R. of the | requested (GAW) | Roman Hüppi |
| LFS | Longfenshan | China | assigned (GAW) | gawsis |
| LGN | Logan (UT) | United States | requested (GAW) | |
| LGV | Las Gaviotas | Colombia | assigned (GAW) | gawsis |
| LHB | La Habana | Cuba | requested (GAW) | Osvaldo Cuesta |
| LHS | Lhasa | China | assigned (GAW) | gawsis |
| LIN | Lindenberg | Germany | assigned (GAW) | Christoph Wehrli |
| LIS | Lisboa | Portugal | assigned (GAW) | gawsis |
| LLB | Lac Labiche (Alberta) | Canada | requested (GAW) | |
| LLN | Lulin | Other Pacific Islands | assigned (GAW) | Yukio Kurihara |
| LMI | Laramie (WY) | United States | requested (GAW) | Roman Hüppi |
| LMP | Lampedusa | Italy | assigned (GAW) | gawsis |
| LMU | La Muela | Spain | requested (GAW) | Jörg Klausen |
| LOG | Logrońo | Spain | assigned (GAW) | gawsis |
| LON | Longwoods | Canada | assigned (GAW) | gawsis |
| LPZ | La Paz-Ovejuyo | Bolivia | requested (GAW) | Roman Hüppi |
| LQO | La Quiaca Observatorio | Argentina | requested (GAW) | Maria Elena Barlasina |
| LTC | Leticia | Colombia | assigned (GAW) | gawsis |
| LTO | Lamto | Cōte d’Ivoire | assigned (GAW) | gawsis |
| LUL | Luleå | Sweden | assigned (GAW) | Weine Josefsson |
| LUN | Lund | Sweden | assigned (GAW) | Weine Josefsson |
| LVO | Lvov | Ukraine | requested (GAW) | Inna Vodolaskova |
| LVT | Laverton | Australia | assigned (GAW) | gawsis |
| LVW | Long View (TX) | United States | requested (GAW) | |
| LWS | Lewes (DE) | United States | requested (GAW) | |
| LXY | London (Ontario) | Canada | requested (GAW) | Xiuying Liao |
| LZA | Lannemezan | France | requested (GAW) | Roman Hüppi |
| LZP | Lazaropole | Macedonia, FYRO | assigned (GAW) | gawsis |
| MAA | Mawson | Australia | assigned (GAW) | gawsis |
| MAB | Mount Abu | India | requested (GAW) | Vijay Soni |
| MAD | Madrid | Spain | assigned (GAW) | Manolo Bańon Garcia |
| MAM | Mt. Aminabad | Iran, Islamic R. of | requested (GAW) | Hamid Reza Khorshidi |
| MAN | Momote | Papua New Guinea | assigned (GAW) | gawsis |
| MAO | Manaus | Brazil | requested (GAW) | |
| MAR | Marion Island | South Africa | requested (GAW) | Roman Hüppi |
| MAS | Minsk | Belarus, R. of | assigned (GAW) | Bogdana Kozeruk |
| MAT | Matorova | Finland | requested (GAW) | Hannele.Hakola@fmi.fi |
| MBC | Mould Bay | Canada | assigned (GAW) | gawsis |
| MBI | Marambio | Argentina | requested (GAW) | ricardo Sanchez |
| MBT | Mt. Barcroft (CA) | United States | requested (GAW) | Roman Hüppi |
| MCM | McMurdo | United States | assigned (GAW) | gawsis |
| MCR | Manchester | United Kingdom | assigned (GAW) | gawsis |
| MDK | Moerdijk | Netherlands | assigned (GAW) | gawsis |
| MDO | McDonald Observatory (LA) | United States | requested (GAW) | |
| MDX | Midland (TX) | United States | requested (GAW) | |
| MED | Mead (NE) | United States | requested (GAW) | |
| MES | Messina | Italy | requested (GAW) | gianluca piazza |
| MEX | Mex High Altitude Global Climate Observation Cente | Mexico | assigned (GAW) | |
| MHB | Mohanbari | India | requested (GAW) | Vijay Soni |
| MHD | Mace Head | Ireland | assigned (GAW) | gawsis |
| MHN | Mahón | Spain | assigned (GAW) | gawsis |
| MID | Sand Island | United States | assigned (GAW) | gawsis |
| MIN | Mingan | Canada | assigned (GAW) | gawsis |
| MIR | Mirny | Russian Federation | requested (GAW) | Sergey Gromov |
| MKN | Mt. Kenya | Kenya | assigned (GAW) | gawsis |
| MKO | Mauna Kea (HI) | United States | requested (GAW) | Roman Hüppi |
| MKW | Mikawa-Ichinomiya | Japan | assigned (GAW) | gawsis |
| MLD | Malindi | Kenya | requested (GAW) | Roman Hüppi |
| MLO | Mauna Loa (HI) | United States | assigned (GAW) | gawsis |
| MMB | Memanbetsu | Japan | assigned (GAW) | gawsis |
| MNC | Minicoy | India | requested (GAW) | Vijay Soni |
| MNM | Minamitorishima | Japan | assigned (GAW) | gawsis |
| MOS | Moshiri | Japan | requested (GAW) | Roman Hüppi |
| MPO | Marcapomacocha | Peru | requested (GAW) | Roman Hüppi |
| MQA | Macquarie Island | Australia | assigned (GAW) | gawsis |
| MRK | Markovo | Russian Federation | requested (GAW) | Sergey Gromov |
| MRM | Murmansk | Russian Federation | requested (GAW) | Sergey Gromov |
| MRS | Marsa Matrūh | Egypt | requested (GAW) | Hamza Mohamed Hamza |
| MSC | Moscow | Russian Federation | requested (GAW) | gawsis |
| MTR | Maitri | India | requested (GAW) | Soni Vijay |
| MUR | Murcia | Spain | assigned (GAW) | Manolo Bańon Garcia |
| MVH | Monte Velho | Portugal | assigned (GAW) | gawsis |
| MXC | Mexico City | Mexico | requested (GAW) | Jörg Klausen |
| MZH | Mizuho | Japan | assigned (GAW) | gawsis |
| NAH | Naha | Japan | assigned (GAW) | Kazuto Suda |
| NAT | Natal | Brazil | requested (GAW) | Roman Hüppi |
| NAU | Nauru | Nauru | assigned (GAW) | gawsis |
| NDL | New Delhi | India | requested (GAW) | Soni Vijay |
| NGL | Neuglobsow | Germany | assigned (GAW) | gawsis |
| NGP | Nagpur | India | requested (GAW) | Vijay Soni |
| NGT | Narragansett (RI) | United States | requested (GAW) | |
| NGV | Nagaevo | Russian Federation | requested (GAW) | Sergey Gromov |
| NGY | Nagoya | Japan | assigned (GAW) | gawsis |
| NIA | Noia | Spain | assigned (GAW) | gawsis |
| NIE | Niembro | Spain | requested (GAW) | ROSA GARCIA GARCIA MARIN |
| NKA | Nikolayevsk-na-Amure | Russian Federation | requested (GAW) | Sergey Gromov |
| NLZ | Novolazarevskaya-Forster | Russian Federation | requested (GAW) | Sergey Gromov |
| NMB | Gobabeb | Namibia | assigned (GAW) | gawsis |
| NMY | Neumayer | Germany | assigned (GAW) | gawsis |
| NRB | Nairobi | Kenya | assigned (GAW) | gawsis |
| NRK | Norrköping | Sweden | assigned (GAW) | Weine Josefsson |
| NWR | Niwot Ridge - T-van (CO) | United States | assigned (GAW) | gawsis |
| NYA | Ny Ålesund | Norway | assigned (GAW) | gawsis |
| NZL | Kaitorete Spit | New Zealand | assigned (GAW) | gawsis |
| OBN | Obninsk | Russian Federation | assigned (GAW) | gawsis |
| ODE | Odessa | Ukraine | requested (GAW) | Inna Vodolaskova |
| OHP | Haute Provence | France | assigned (GAW) | gawsis |
| OKA | Oka-Terrase | Russian Federation | requested (GAW) | Sergey Gromov |
| OLN | Olenek | Russian Federation | requested (GAW) | Sergey Gromov |
| OMS | Omsk | Russian Federation | requested (GAW) | Sergey Gromov |
| ONS | Onsala | Sweden | assigned (GAW) | Weine Josefsson |
| OPW | Olympic Peninsula (WA) | United States | assigned (GAW) | gawsis |
| OST | Östersund | Sweden | assigned (GAW) | Weine Josefsson |
| OSV | O Savińao | Spain | requested (GAW) | ROSA MARIA GARCIA MARIN |
| OTL | Locarno-Monti | Switzerland | assigned (GAW) | Laurent Vuilleumier |
| OUX | Oulanka | Finland | assigned (GAW) | gawsis |
| OXF | Oxford (OH) | United States | requested (GAW) | Roman Hüppi |
| OXK | Ochsenkopf | Germany | assigned (GAW) | gawsis |
| PAL | Pallas | Finland | assigned (GAW) | gawsis |
| PAR | Punta Arenas | Chile | requested (GAW) | Claudio Casiccia |
| PAY | Payerne | Switzerland | assigned (GAW) | gawsis |
| PBL | Port-Blair | India | requested (GAW) | Soni Vijay |
| PCH | Pechora | Russian Federation | requested (GAW) | Sergey Gromov |
| PDB | Plateau de Bure | France | assigned (GAW) | gawsis |
| PDX | Paradox (NY) | United States | requested (GAW) | |
| PEL | Pellston (MI) | United States | requested (GAW) | |
| PEN | Penhas Douradas | Portugal | assigned (GAW) | gawsis |
| PEY | Peyrusse Vieille | France | requested (GAW) | Stephane Sauvage |
| PIL | Pilar Observatorio | Argentina | requested (GAW) | Maria Elena Barlasina |
| PIN | Pinega | Russian Federation | requested (GAW) | Sergey Gromov |
| PJM | Petaling Jaya | Malaysia | requested (GAW) | Siva Shangari govindan |
| PKL | Pickle Lake | Canada | assigned (GAW) | gawsis |
| PLA | Preila | Lithuania | assigned (GAW) | gawsis |
| PLD | Plovdiv | Bulgaria | assigned (GAW) | gawsis |
| PLM | La Palma | Cuba | assigned (GAW) | gawsis |
| PLV | Pleven | Bulgaria | assigned (GAW) | gawsis |
| PMK | Primorsko | Bulgaria | requested (GAW) | Roman Hüppi |
| PMO | Paramaribo | Suriname | requested (GAW) | Roman Hüppi |
| PNA | Pune | India | requested (GAW) | Soni Vijay |
| PNS | Peńausende | Spain | requested (GAW) | ROSA MARIA GARCIA MARIN |
| POK | Poker Flat (AK) | United States | requested (GAW) | Roman Hüppi |
| PPG | Poprad-Ganovce | Slovakia | requested (GAW) | Miroslav Chmelik |
| PQI | Presque Isle (ME) | United States | requested (GAW) | |
| PRH | Praha | Czech Republic | requested (GAW) | Pavla Skrivankova |
| PRS | Plateau Rosa | Italy | assigned (GAW) | gawsis |
| PRT | Pretoria | South Africa | requested (GAW) | Gerrie Coetzee |
| PSA | Palmer Station | United States | assigned (GAW) | gawsis |
| PSN | Palestine (TX) | United States | requested (GAW) | |
| PSU | Penn State (PA) | United States | assigned (GAW) | gawsis |
| PTA | Point Arena (CA) | United States | assigned (GAW) | gawsis |
| PTD | Potsdam | Germany | assigned (GAW) | gawsis |
| PTH | Perth | Australia | assigned (GAW) | gawsis |
| PTK | Petropavlovsk-Kamchatskiy | Russian Federation | requested (GAW) | Sergey Gromov |
| PTO | Pasto | Colombia | requested (GAW) | Roman Hüppi |
| PUL | Pullman (WA) | United States | requested (GAW) | |
| PWN | Pawnee/Nunn (CO) | United States | requested (GAW) | |
| PYR | Nepal Climate Observatory - Pyramid | Nepal | assigned (GAW) | Paolo Bonasoni |
| QTA | Quetta | Pakistan | assigned (GAW) | gawsis |
| RAL | Raleigh (NC) | United States | requested (GAW) | |
| RCV | Rucava | Latvia | assigned (GAW) | gawsis |
| RDG | Reading | United Kingdom | assigned (GAW) | gawsis |
| RGA | Riga | Latvia | requested (GAW) | Iraida Lyulko |
| RGG | Rio Gallegos | Argentina | requested (GAW) | gawsis |
| RIG | Rigi | Switzerland | assigned (GAW) | gawsis |
| RIO | Riohacha | Colombia | assigned (GAW) | gawsis |
| RKB | Rikubetsu | Japan | requested (GAW) | Roman Hüppi |
| RKV | Reykjavik | Iceland | requested (GAW) | Roman Hüppi |
| RLD | Richland (WA) | United States | requested (GAW) | |
| RMI | Uccle | Belgium | assigned (GAW) | Hugo De Backer |
| RMT | Rocky Mountain (CO) | United States | requested (GAW) | Eric Hall |
| ROM | Rome University | Italy | requested (GAW) | Roman Hüppi |
| ROQ | Roquetas | Spain | assigned (GAW) | gawsis |
| ROR | Roervik | Sweden | assigned (GAW) | Weine Josefsson |
| ROT | Rothera | United Kingdom | requested (GAW) | Roman Hüppi |
| RPB | Ragged Point | Barbados | assigned (GAW) | gawsis |
| RSL | Resolute | Canada | requested (GAW) | Roman Hüppi |
| RTA | Raratonga (Cook Islands) | New Zealand | requested (GAW) | Roman Hüppi |
| RTB | Rottenburg am Neckar | Germany | requested (GAW) | Roman Hüppi |
| RTP | Research Triangle Park (NC) | United States | assigned (GAW) | gawsis |
| RUN | La Réunion | France | assigned (GAW) | Franck Gabarrot |
| RVS | Riverside (CA) | United States | requested (GAW) | Eric Hall |
| RYF | Ryofu Maru | Japan | assigned (GAW) | gawsis |
| RYO | Ryori | Japan | assigned (GAW) | gawsis |
| SAG | Salto Grande | Uruguay | requested (GAW) | Marcelo Chico Espinosa |
| SAI | Sikhote-Alin' Biosphere Reserve (Terney) | Russian Federation | requested (GAW) | |
| SAP | Sapporo | Japan | assigned (GAW) | Kazuto Suda |
| SAS | San Andrés | Colombia | assigned (GAW) | gawsis |
| SAT | Saturna Island | Canada | assigned (GAW) | gawsis |
| SBS | Scott Base | New Zealand | requested (GAW) | Roman Hüppi |
| SCB | Scoresbysund | Denmark | requested (GAW) | Roman Hüppi |
| SCO | Santa Cruz (Tenerife) | Spain | assigned (GAW) | gawsis |
| SCR | San Cristobal | Ecuador | requested (GAW) | Jörg Klausen |
| SDB | Sidi-Barrani | Egypt | requested (GAW) | Hamza Mohamed Hamza |
| SDK | Sodankylä | Finland | assigned (GAW) | gawsis |
| SDM | Shadzhatmaz (Novopyatigorsk) | Russian Federation | requested (GAW) | |
| SDO | San Diego (CA) | United States | requested (GAW) | |
| SDZ | Shangdianzi | China | assigned (GAW) | gawsis |
| SEG | Seguin (TX) | United States | requested (GAW) | |
| SEM | Semenic | Romania | assigned (GAW) | gawsis |
| SEP | Sepang Airport | Malaysia | requested (GAW) | Siva Shangari Govindan |
| SEY | Mahé | Seychelles | assigned (GAW) | gawsis |
| SGI | Bird Island (South Georgia) | United Kingdom | assigned (GAW) | gawsis |
| SGP | Southern Great Plains E13 (OK) | United States | assigned (GAW) | gawsis |
| SHM | Shemya Island | United States | assigned (GAW) | gawsis |
| SHN | Shenandoah (VA) | United States | requested (GAW) | Roman Hüppi |
| SHP | Shepeljovo | Russian Federation | assigned (GAW) | gawsis |
| SIN | Singapore | Singapore | requested (GAW) | Mah King Kheong |
| SIO | La Jolla (CA) | United States | assigned (GAW) | gawsis |
| SIS | Lerwick | United Kingdom | assigned (GAW) | gawsis |
| SJA | San Julian Aero | Argentina | requested (GAW) | Marķa Elena Barlasina |
| SJO | Sjöängen | Sweden | assigned (GAW) | Weine Josefsson |
| SJP | San Juan | Puerto Rico | assigned (GAW) | Olga L Mayol-Bracero |
| SKD | Salekhard | Russian Federation | requested (GAW) | Roman Hüppi |
| SKH | Songkhla | Thailand | assigned (GAW) | Songkran Agsorn |
| SKN | Spokane (WA) | United States | requested (GAW) | |
| SKV | Skovorodino | Russian Federation | requested (GAW) | Sergey Gromov |
| SLH | Silver Hill (MD) | United States | requested (GAW) | |
| SMI | Santa Maria Island (Azores) | Portugal | assigned (GAW) | gawsis |
| SMO | Samoa (Cape Matatula) | United States | assigned (GAW) | gawsis |
| SMU | Schmuecke | Germany | assigned (GAW) | gawsis |
| SNA | Snare Rapids | Canada | assigned (GAW) | gawsis |
| SNB | Sonnblick | Austria | assigned (GAW) | gawsis |
| SNL | San Lorenzo | Paraguay | requested (GAW) | |
| SNZ | Sniezka | Poland | assigned (GAW) | gawsis |
| SOF | Sofia | Bulgaria | assigned (GAW) | gawsis |
| SPA | SaPa | Viet Nam | requested (GAW) | Jörg Klausen |
| SPB | St. Petersburg | Russian Federation | requested (GAW) | gawsis |
| SPK | Springbok | South Africa | assigned (GAW) | gawsis |
| SPL | Steamboat Springs (CO) | United States | assigned (GAW) | gawsis |
| SPM | San Pablo de los Montes | Spain | assigned (GAW) | gawsis |
| SPO | South Pole | United States | assigned (GAW) | gawsis |
| SPR | Sprucedale | Canada | assigned (GAW) | gawsis |
| SQA | Sequoia (CA) | United States | requested (GAW) | Eric Hall |
| SRN | Srinagar | India | requested (GAW) | Soni Vijay |
| SRV | Sõrve | Estonia | assigned (GAW) | gawsis |
| SSH | Sainshand | Mongolia | assigned (GAW) | gawsis |
| SSL | Schauinsland | Germany | assigned (GAW) | gawsis |
| SST | Sondrestrom | Denmark | requested (GAW) | Roman Hüppi |
| STA | Starina | Slovakia | requested (GAW) | |
| STH | Stockholm | Sweden | assigned (GAW) | Weine Josefsson |
| STK | Starkville (MS) | United States | requested (GAW) | |
| STM | Ocean Station M | United States | assigned (GAW) | |
| STN | Stana de Vale | Romania | assigned (GAW) | gawsis |
| STP | Stephansplatz | Austria | assigned (GAW) | gawsis |
| STY | Stanley (Falkland Islands) | United Kingdom | assigned (GAW) | gawsis |
| SUI | Suita | Japan | requested (GAW) | Kazuto Suda |
| SUM | Summit | Greenland | assigned (GAW) | gawsis |
| SUT | Sutton | Canada | assigned (GAW) | gawsis |
| SUV | Suva | Fiji | assigned (GAW) | gawsis |
| SVA | Sterling/Washington (VA) | United States | assigned (GAW) | gawsis |
| SVH | Svenska Högarna | Sweden | requested (GAW) | |
| SVO | Solar Village (Riyadh) | Saudi Arabia | requested (GAW) | Roman Hüppi |
| SVR | Yekaterinburg / Sverdlovsk | Russian Federation | requested (GAW) | Sergey Gromov |
| SWL | Suwalki | Poland | assigned (GAW) | gawsis |
| SXF | Sioux Falls (SD) | United States | requested (GAW) | John Augustine |
| SYO | Syowa | Japan | assigned (GAW) | gawsis |
| TAE | Tänikon | Switzerland | assigned (GAW) | |
| TAH | Tahkuse | Estonia | assigned (GAW) | gawsis |
| TAL | Tallahassee (FL) | United States | assigned (GAW) | gawsis |
| TAM | Tamanrasset | Algeria | assigned (GAW) | gawsis |
| TAP | Tae-ahn Peninsula | Korea, R. of | assigned (GAW) | gawsis |
| TAR | Tanah Rata | Malaysia | assigned (GAW) | gawsis |
| TAW | Tarawa | Kiribati | requested (GAW) | Roman Hüppi |
| TDF | Tierra del Fuego | Argentina | assigned (GAW) | gawsis |
| TER | Teriberka | Russian Federation | assigned (GAW) | gawsis |
| THD | Trinidad Head (CA) | United States | assigned (GAW) | gawsis |
| THE | Thessaloniki | Greece | requested (GAW) | Alkiviadis Bais |
| THR | Theodore (ND) | United States | requested (GAW) | Roman Hüppi |
| THU | Thule | Denmark | requested (GAW) | Roman Hüppi |
| THW | Thalwil | Switzerland | assigned (GAW) | gawsis |
| TIK | Tiksi | Russian Federation | requested (GAW) | John Ogren |
| TKB | Tateno (Tsukuba) | Japan | assigned (GAW) | gawsis |
| TKY | Takayama | Japan | assigned (GAW) | gawsis |
| TLA | Tarfala | Sweden | requested (GAW) | |
| TLL | Tololo | Chile | requested (GAW) | Jörg Klausen |
| TLN | Tallinn | Estonia | assigned (GAW) | gawsis |
| TMF | Table Mountain (CA) | United States | requested (GAW) | Roman Hüppi |
| TMN | Table Mountain (CO) | United States | requested (GAW) | |
| TOR | Torishima | Japan | assigned (GAW) | Kazuto Suda |
| TOT | Toronto | Canada | requested (GAW) | Roman Hüppi |
| TPK | Topeka (KS) | United States | requested (GAW) | |
| TRA | Ankara | Turkey | requested (GAW) | Cihan Dündar |
| TRH | Turukhansk | Russian Federation | requested (GAW) | |
| TRU | Cubuk II | Turkey | requested (GAW) | Cihan Dündar |
| TRV | Tartu-Tõravere | Estonia | requested (GAW) | Roman Hüppi |
| TUR | Tura | Russian Federation | requested (GAW) | Sergey Gromov |
| TVM | Trivandrum | India | requested (GAW) | Soni Vijay |
| UHL | Underhill (VT) | United States | requested (GAW) | |
| UME | Umeå | Sweden | assigned (GAW) | Weine Josefsson |
| UPA | University of Panama | Panama | requested (GAW) | Alfonso Pino |
| UPS | Uppsala | Sweden | assigned (GAW) | gawsis |
| URW | Urawa | Japan | assigned (GAW) | gawsis |
| USH | Ushuaia | Argentina | assigned (GAW) | gawsis |
| USV | Ust'-Vym' (Syktyvkar - I) | Russian Federation | requested (GAW) | |
| UTA | Wendover (UT) | United States | assigned (GAW) | gawsis |
| UTO | Utö | Finland | assigned (GAW) | gawsis |
| UUM | Ulaan Uul | Mongolia | assigned (GAW) | gawsis |
| VAX | Växjö | Sweden | assigned (GAW) | Weine Josefsson |
| VDC | Viana do Castelo | Portugal | assigned (GAW) | gawsis |
| VDL | Vindeln | Sweden | assigned (GAW) | gawsis |
| VDV | Vigna di Valle | Italy | requested (GAW) | gianluca piazza |
| VGG | Volgograd | Russian Federation | requested (GAW) | Sergey Gromov |
| VII | Virgin Islands | United States | requested (GAW) | Roman Hüppi |
| VIR | Virolahti | Finland | assigned (GAW) | gawsis |
| VIS | Visby | Sweden | assigned (GAW) | Weine Josefsson |
| VIZ | Viznar | Spain | requested (GAW) | ROSA MARIA GARCIA MARIN |
| VLB | Vladivostok | Russian Federation | requested (GAW) | Sergey Gromov |
| VLP | Valparaiso (IN) | United States | requested (GAW) | |
| VNS | Varanasi/Banaras | India | requested (GAW) | Soni Vijay |
| VOR | Voronezh | Russian Federation | requested (GAW) | Sergey Gromov |
| VRN | Varna | Bulgaria | assigned (GAW) | gawsis |
| VSK | Vishakhapatnam | India | requested (GAW) | Soni Vijay |
| VST | Vostok | Russian Federation | requested (GAW) | Sergey Gromov |
| VTM | Vitim | Russian Federation | requested (GAW) | Sergey Gromov |
| VTO | Valentia | Ireland | requested (GAW) | Keith Lambkin |
| WAI | Wallops Island (VA) | United States | assigned (GAW) | gawsis |
| WAL | Waldhof-Langenbrügge | Germany | assigned (GAW) | gawsis |
| WAR | Warsaw Caves | Canada | assigned (GAW) | gawsis |
| WBW | Walker Branch Watershed (TN) | United States | requested (GAW) | |
| WEI | Weissenau | Germany | requested (GAW) | Roman Hüppi |
| WES | Westerland | Germany | assigned (GAW) | gawsis |
| WFM | Whiteface Mountain (NY) | United States | assigned (GAW) | gawsis |
| WHI | Whistler Mountain | Canada | assigned (GAW) | |
| WHS | White Sands (NM) | United States | requested (GAW) | |
| WIS | Sede Boker | Israel | assigned (GAW) | gawsis |
| WKT | Moody (TX) | United States | assigned (GAW) | gawsis |
| WLF | West Lafayette (IN) | United States | requested (GAW) | |
| WLG | Mt. Waliguan | China | assigned (GAW) | gawsis |
| WNK | Wank | Germany | assigned (GAW) | gawsis |
| WOL | Wollongong | Australia | requested (GAW) | Roman Hüppi |
| WSA | Sable Island | Canada | assigned (GAW) | gawsis |
| WSH | Walsingham | Canada | requested (GAW) | |
| WWA | Wagga Wagga | Australia | requested (GAW) | Bruce Ward Forgan |
| WYE | Wye (MD) | United States | requested (GAW) | Roman Hüppi |
| XIA | Xhianghe | China | requested (GAW) | Roman Hüppi |
| XMS | Hanty Mansijsk | Russian Federation | requested (GAW) | Sergey Gromov |
| YAK | Yakutsk | Russian Federation | requested (GAW) | Roman Hüppi |
| YNF | Yuen Ng Fun | China | assigned (GAW) | gawsis |
| YON | Yonagunijima | Japan | assigned (GAW) | gawsis |
| ZAR | Zaragoza | Spain | assigned (GAW) | Manolo Bańon Garcia |
| ZBL | Zabljak | Montenegro | assigned (GAW) | gawsis |
| ZEP | Zeppelin Mountain (Ny Ålesund) | Norway | assigned (GAW) | gawsis |
| ZGT | Zingst | Germany | assigned (GAW) | gawsis |
| ZHI | Zhigansk | Russian Federation | requested (GAW) | Roman Hüppi |
| ZIM | Zimmerwald | Switzerland | assigned (GAW) | Niklaus Kämpfer |
| ZLN | Zilani | Latvia | requested (GAW) | Iraida Lyulko |
| ZOS | Zhong Shan | China | requested (GAW) | Roman Hüppi |
| ZRN | Zavodnje | Slovenia | assigned (GAW) | gawsis |
| ZRR | Zarra | Spain | requested (GAW) | ROSA MARIA GARCIA MARIN |
| ZSF | Zugspitze-Schneefernerhaus | Germany | assigned (GAW) | gawsis |
| ZSN | Zoseni | Latvia | assigned (GAW) | gawsis |
| ZUG | Zugspitze-Gipfel | Germany | assigned (GAW) | gawsis |
| ZVG | Zvenigorod | Russian Federation | requested (GAW) | Roman Hüppi |
| ID | Station/Platform/Project Name | Country | ID Status | Comment |
|---|---|---|---|---|
| ABC | Albacete Observatorio | Spain | reserved (national programme) | |
| ACG | US Coast Guard Alasks | United States | reserved (international programme) | |
| AIA | Aircraft (over Bass Strait and Cape Grim) | reserved (international programme) | WDCGG: | |
| AKD | Ake Da La | reserved (national programme) | CAMS regional site; also WDCGG: Akademik Korolev, R/V | |
| ALB | Albany | United States | reserved (national programme) | Project Failed, No Data |
| ALI | Alicante Aeropuerto | Spain | reserved (national programme) | |
| ALM | Almerķa Aeropuerto | Spain | reserved (national programme) | |
| ALS | Alaska | United States | reserved (international programme) | |
| AOC | reserved (international programme) | WDCGG: Atlantic Ocean | ||
| ASA | Aspendale | Australia | reserved (national programme) | |
| BAC | reserved (international programme) | WDCGG: BACPAC 99 | ||
| BAO | Boulder Atmospheric Observatory | United States | reserved (international programme) | |
| BAS | Basel | reserved (national programme) | NABEL site | |
| BCA | Barcelona Aeropuerto | Spain | reserved (national programme) | |
| BCN | Barcelona-CMT | Spain | reserved (national programme) | |
| BCU | Barcelona Universidad | Spain | reserved (national programme) | |
| BDZ | Badajoz-CMT | Spain | reserved (national programme) | |
| BGI | Bradgate, Iowa | United States | reserved (international programme) | |
| BLA | reserved (international programme) | WDCGG: BLAST1-3 | ||
| BNE | Beaver Crossing, Nebraska | United States | reserved (international programme) | |
| BSM | Bellegarde | France | reserved (national programme) | |
| CAM | Campisabalos | reserved (international programme) | WDCGG: | |
| CBW | Cabauw | reserved (international programme) | ||
| CHS | Cherskii | Russian Federation | reserved (international programme) | |
| CIB | Centro de investigación de la Baja Atmósfera,CIBA | Spain | reserved (international programme) | |
| CLI | reserved (international programme) | WDCGG: CLIVAR 01 | ||
| CMA | Cape May, New Jersey | United States | reserved (international programme) | |
| CPA | Charles Point | Australia | reserved (international programme) | |
| CRV | CARVE | United States | reserved (international programme) | |
| DIS | Discoverer 1983 & 1984, R/V | reserved (international programme) | WDCGG: | |
| DND | Dahlen, North Dakota | United States | reserved (international programme) | |
| DNN | Donon | reserved (international programme) | WDCGG: | |
| DRP | Drake Passage | reserved (international programme) | ||
| DSC | Discoverer 1985, R/V | reserved (international programme) | WDCGG: | |
| DSI | Dongsha Island | reserved (international programme) | ||
| DUE | Dübendorf | reserved (national programme) | NABEL site | |
| EGH | Egham | United Kingdom | reserved (international programme) | |
| EIF | Tour Eiffel | France | reserved (national programme) | |
| EOM | reserved (international programme) | WDCGG: Environmental observation and monitoring project | ||
| FKL | Finokalia | reserved (international programme) | EUSAAR site | |
| FTL | Fortaleza | Brazil | reserved (international programme) | |
| FUE | Fuerteventura Aeropuerto | Spain | reserved (national programme) | |
| GIR | Girona Aeropuerto | Spain | reserved (national programme) | |
| GON | Gonesse | France | reserved (international programme) | |
| GRA | Granada Aeropuerto | Spain | reserved (national programme) | |
| GRI | Griffin | United Kingdom | reserved (international programme) | |
| GUY | Guyaflux | French Guiana | reserved (national programme) | |
| HAE | Härkingen | reserved (national programme) | NABEL site | |
| HAK | reserved (international programme) | WDCGG: NOPACCS - Hakurei Maru; also WDCGG: WEST COSMIC - Hakurei Maru No.2 | ||
| HIL | Homer, Illinois | United States | reserved (international programme) | |
| HIP | HIPPO (HIAPER Pole-to-Pole Obs) | United States | reserved (international programme) | |
| HKH | Hakuho Maru, R/V | reserved (international programme) | MRI Research | |
| HOP | HATS Ocean Projects | reserved (international programme) | WDCGG: | |
| HSU | Humboldt State University | United States | reserved (international programme) | |
| HUE | Huelva Observatorio | Spain | reserved (national programme) | |
| HWL | Harwell | reserved (international programme) | EUSAAR site | |
| IBI | Ibiza | Spain | reserved (national programme) | |
| INS | INSTAC-I (International Strato/Tropospheric Air Ch | reserved (international programme) | WDCGG: | |
| INX | INFLUX (Indiana Flux Experiment) | United States | reserved (international programme) | |
| ITA | Monte Pino Met Research Observatory (MetROBS) | Italy | reserved (international programme) | |
| JBS | John Biscoe, R/V | reserved (international programme) | WDCGG: | |
| JER | Jerez Aeropuerto | Spain | reserved (national programme) | |
| JRC | JRC-Ispra | reserved (international programme) | EUSAAR site | |
| JSH | Jin Sha | reserved (national programme) | CAMS regional site | |
| JUN | Jungfraujoch | reserved (national programme) | ||
| KEF | Keifu Maru, R/V | reserved (international programme) | WDCGG: | |
| KIY | Kaiyo Maru, R/V | reserved (international programme) | WDCGG: MRI Research | |
| KOF | Kofu Maru, R/V | reserved (international programme) | WDCGG: | |
| KOR | Korolev, R/V | reserved (international programme) | WDCGG: | |
| KPO | K-Puszta | reserved (international programme) | used by EUSAAR | |
| KPU | K-Puszta | reserved (international programme) | identifier used by local people | |
| LAE | Lägeren | reserved (national programme) | NABEL site | |
| LAT | La Tardiere | reserved (international programme) | WDCGG: | |
| LAZ | Lanzarote Aeropuerto | Spain | reserved (national programme) | |
| LLD | Lleida Observatorio | Spain | reserved (national programme) | |
| LLE | Long Lines Expedition, R/V | reserved (international programme) | WDCGG: | |
| LPA | Las Palmas Aeropuerto Gando | Spain | reserved (national programme) | |
| LUG | Lugano | reserved (national programme) | NABEL site | |
| MAG | Magadino | reserved (national programme) | NABEL site | |
| MAP | Maspalomas | Spain | reserved (national programme) | |
| MBO | Mt. Bachelor Observatory | United States | reserved (international programme) | |
| MEG | Montgé-En-Goėlle | France | reserved (international programme) | |
| MEL | Melpitz | reserved (international programme) | ||
| MLS | Mobile Laboratory Studies | United States | reserved (international programme) | |
| MMR | Mirai, R/V | reserved (international programme) | WDCGG:MRI Research | |
| MRI | MRI Research 1978-1986, R/V | reserved (international programme) | WDCGG: | |
| MSY | Montseny | reserved (international programme) | ||
| MVY | Marthas Vineyard, Massachusetts | United States | reserved (international programme) | |
| MWO | Mt. Wilson Observatory | United States | reserved (international programme) | |
| MXN | Mexico Naval H-02, R/V | reserved (international programme) | WDCGG: | |
| NHA | Worcester, Massachusetts | United States | reserved (international programme) | |
| NOA | ATHENS-NOA Atmospheric Remote Sensing Station | Greece | reserved (international programme) | |
| NSA | North Slope of Alaska | United States | reserved (national programme) | |
| NTL | Niwot Ridge (Saddle) | reserved (international programme) | WDCGG: | |
| NTU | Natushima, R/V | reserved (international programme) | WDCGG: MRI Research | |
| NWC | Niwot Ridge C-1 | reserved (international programme) | WDCGG: | |
| NWF | Niwot Ridge Forest, Colorado | United States | reserved (international programme) | |
| OAM | reserved (international programme) | WDCGG: The Observation of Atmospheric Methane Over Japan | ||
| OAS | reserved (international programme) | WDCGG: The Observation of Atmospheric Sulfur Hexafluoride | ||
| OBK | Kosetice Observatory | reserved (international programme) | used by EUSAAR | |
| OCE | Oceanographer, R/V | reserved (international programme) | WDCGG: | |
| OIL | Oglesby, Illinois | United States | reserved (international programme) | |
| OPE | Observatoire Perenne de l'Environnement | reserved (international programme) | ||
| ORL | Orleans | France | reserved (national programme) | |
| OTA | Otway | Australia | reserved (national programme) | |
| PAM | Pamplona Noain | Spain | reserved (national programme) | |
| PCO | Pico | Portugal | reserved (international programme) | |
| PFA | Poker Flat, Alaska | United States | reserved (international programme) | |
| PHA | reserved (international programme) | WDCGG: PHASE I-04 | ||
| PLS | Polar Star, R/V | reserved (international programme) | WDCGG: | |
| POC | reserved (international programme) | WDCGG: Pacific Ocean | ||
| POF | Ponferrada Observatorio | Spain | reserved (national programme) | |
| PON | Pondichery | India | reserved (international programme) | |
| PVI | Pezrusse Vieille | reserved (international programme) | WDCGG: | |
| REU | Reus Base Aérea | Spain | reserved (national programme) | |
| RFM | Ryofu Maru, R/V | reserved (international programme) | WDCGG: MRI Research | |
| RVA | R/V (Australia) | Australia | reserved (national programme) | |
| SAA | Santiago Aeropuerto | Spain | reserved (national programme) | |
| SAJ | San Javier Base Aérea | Spain | reserved (national programme) | |
| SAL | Salamanca Matacan | Spain | reserved (national programme) | |
| SAM | Montzka | United States | reserved (international programme) | |
| SAU | Salamanca Universidad | Spain | reserved (national programme) | |
| SCA | Charleston, South Carolina | United States | reserved (international programme) | |
| SCS | reserved (international programme) | WDCGG: South China Sea | ||
| SCT | South Carolina Tower | United States | reserved (national programme) | |
| SIR | SIRTA Atmospheric Research Observatory | France | reserved (international programme) | |
| SMR | Hyytiälä | reserved (international programme) | EUSAAR site | |
| SNG | Sinhagad | India | reserved (national programme) | |
| SOY | Soyo Maru | reserved (international programme) | WDCGG: | |
| SSE | San Sebastiįn Aeropuerto Hondarribia | Spain | reserved (national programme) | |
| STR | Sutro Tower, San Francisco, California | United States | reserved (international programme) | |
| SUR | Surveyor, R/V | reserved (international programme) | WDCGG: | |
| TAC | Tacolneston Tall Tower | United Kingdom | reserved (national programme) | |
| TAE | Tänikon | reserved (national programme) | NABEL site | |
| TEF | Tour Eiffel | France | reserved (international programme) | |
| TEU | Teruel Observatorio | Spain | reserved (national programme) | |
| TGC | Sinton, Texas | United States | reserved (international programme) | |
| TOB | Taunus Observatory | Germany | reserved (international programme) | |
| TRB | Bolu | Turkey | reserved (international programme) | |
| TRC | TROICA | reserved (international programme) | ||
| TRD | Amasra | Turkey | reserved (international programme) | |
| TRE | Antalya | Turkey | reserved (international programme) | |
| TRF | Balikesir | Turkey | reserved (international programme) | |
| TRG | Istanbul-Catalca | Turkey | reserved (international programme) | |
| TRM | Tromelin | France | reserved (national programme) | |
| TRS | Mersin-Silifke | Turkey | reserved (international programme) | |
| TRT | Trabzon | Turkey | reserved (international programme) | |
| TVR | Tver | Russian Federation | reserved (international programme) | |
| ULB | Ulaanbaatar | Mongolia | reserved (international programme) | |
| VHL | Vavihill | reserved (international programme) | ||
| VIG | Vigo Aeropuerto | Spain | reserved (national programme) | |
| VIL | Vilanova CIMA | Spain | reserved (national programme) | |
| VIT | Vitoria Aeropuerto | Spain | reserved (national programme) | |
| WAO | Weybourne Atmospheric Observatory | United Kingdom | reserved (international programme) | |
| WGC | Walnut Grove, California | United States | reserved (national programme) | |
| WLT | Wellington Maru, R/V | reserved (international programme) | WDCGG: MRI Research | |
| WPC | reserved (international programme) | WDCGG: Western Pacific | ||
| ZHU | Zhu Zhang | reserved (national programme) | CAMS regional site | |
| ZUE | Zürich | reserved (national programme) | NABEL site |
Questions and comments![]() |
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Please direct any question you might have to the GAWSIS administrator (gawsis@empa.ch). |
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