Core institutions = US-based, degree granting universities, colleges and technical schools and EDU entities.
| Name | Type | Country |
|---|---|---|
| Aeronomy Laboratory (AL/NOAA) | GOV | United States |
| Agean University | EDU | Turkey |
| Airborne Research and Survey Facility - Data Analysis Node | EDU | United Kingdom |
| Aristotle University of Thessaloniki | EDU | Greece |
| Australian Bureau of Meteorology | GOV | Australia |
| Australian National University | EDU | Australia |
| CICESE: Ensenada Center for Scientific Research and Higher Education | EDU | Mexico |
| Catholic University of Leuven | EDU | Belgium |
| Center for Weather Forecasting and Climate Studies (CPTEC/INPE) | GOV | Brazil |
| Commonwealth Scientific and Industrial Research Organisation (CSIRO) | GOV | Australia |
| Cyprus Institute | EDU | Cyprus |
| Danish Meteorological Institute | GOV | Denmark |
| EUMETSAT | RLAB | Germany |
| Earth System Research Laboratory (ESRL/NOAA) | GOV | United States |
| Finnish Meteorological Institute | GOV | Finland |
| French Research Institute for Exploitation of the Sea | RLAB | France |
| Friedrich Schiller Universität Jena | EDU | Germany |
| GNS Science, Institute of Geological and Nuclear Sciences | GOV | New Zealand |
| Geographical Survey Institute | GOV | Japan |
| Geophysical Fluid Dynamics Laboratory (GFDL/NOAA) | GOV | United States |
| German Aerospace Center | COM | Germany |
| German Climate Computing Center Ltd. | RLAB | Germany |
| Government of Canada | GOV | Canada |
| Graz University of Technology | EDU | Austria |
| Hellenic Centre for Marine Research | RLAB | Greece |
| Institute of Atmospheric Sciences and Climate | EDU | Italy |
| Institute of Development Research | RLAB | New Caledonia |
| Institute of Oceanography, University of Hamburg | EDU | Germany |
| International Center for Theoretical Physics | RLAB | Italy |
| International School for Advanced Studies of Trieste | EDU | Italy |
| Italian National Agency for New Technologies, Energy and Sustainable Economic Development | GOV | Italy |
| Japan Meteorological Agency | GOV | Japan |
| Jet Propulsion Laboratory (JPL/NASA) | GOV | United States |
| Kyushu University | EDU | Japan |
| Langley Research Center (LARC/NASA) | GOV | United States |
| Lawrence Livermore National Laboratory | GOV | United States |
| Leibniz Institute for Baltic Sea Research | EDU | Germany |
| Leibniz Institute of Marine Sciences | EDU | Germany |
| Linköping University | EDU | Sweden |
| Marine and Food Technological Center | RLAB | Spain |
| Mercator Ocean, Operational Ocean Forecasting | ORG | France |
| Middle East Technical University | EDU | Turkey |
| Midi-Pyrenees Observatory | RLAB | France |
| Monterey Bay Aquarium Research Institute | ORG | United States |
| Nansen Environmental and Remote Sensing Center | EDU | Norway |
| National Aeronautics and Space Administration (NASA) | GOV | United States |
| National Climatic Data Center (NCDC/NOAA) | GOV | United States |
| National Environmental Satellite, Data, and Information Service (NESDIS/NOAA) | GOV | United States |
| National Geophysical Data Center (NGDC/NOAA) | GOV | United States |
| National Institute Of Oceanography | ORG | India |
| National Oceanic and Atmospheric Administration (NOAA) | GOV | United States |
| National Oceanographic Data Center (NODC/NOAA) | GOV | United States |
| National Research Council (CNR) | GOV | Italy |
| National University of Singapore | EDU | Singapore |
| National and Kapodistrian University of Athens | EDU | Greece |
| Oak Ridge National Laboratory (ORNL) | GOV | United States |
| Pacific Marine Environmental Laboratory (PMEL/NOAA) | GOV | United States |
| Proudman Oceanographic Laboratory | EDU | United Kingdom |
| Pusan National University | EDU | Korea, Republic of |
| RMIT University | EDU | Australia |
| Royal Netherlands Meteorological Institute | EDU | Netherlands |
| Spanish Institute of Oceanography | GOV | Spain |
| Spanish National Research Council | GOV | Spain |
| Swedish Meteorological and Hydrological Institute | GOV | Sweden |
| Technology Institute, Technical University of Lisbon | EDU | Portugal |
| U.S. Department of Commerce Boulder Labs (NIST, NOAA and NTIA) | GOV | United States |
| U.S. Federal Aviation Administration | GOV | United States |
| U.S. Geological Survey | GOV | United States |
| U.S. Space and Naval Warfare Systems Command | MIL | United States |
| UK Science and Technology Facilities Council | EDU | United Kingdom |
| UNAVCO | ORG | United States |
| Universidad de Cantabria | EDU | Spain |
| Universidad de Castilla la Mancha | EDU | Spain |
| Universidad de Chile | EDU | Chile |
| Universidad de Cádiz | EDU | Spain |
| Universidad de León | EDU | Spain |
| Universidade Federal de Campina Grande | EDU | Brazil |
| Universidade Federal do Rio de Janeiro | EDU | Brazil |
| Universidade de Santiago de Compostela | EDU | Spain |
| Universitat Autònoma de Barcelona | EDU | Spain |
| University College Cork National University of Ireland | EDU | Ireland |
| University of Edinburgh | EDU | United Kingdom |
| University of French Medical Science | EDU | France |
| University of Queensland | EDU | Australia |
| University of Southampton | EDU | United Kingdom |
| University of Tasmania | EDU | Australia |
| University of Technology Sydney | EDU | Australia |
| University of Tokyo | EDU | Japan |
| University of Twente | EDU | Netherlands |
| University of the Witwatersrand | EDU | South Africa |
| Università degli Studi di Firenze | EDU | Italy |
| Università del Salento (ex-Lecce) | EDU | Italy |
| Universität Rostock | EDU | Germany |
| Université de Bretagne Occidentale | EDU | France |
| Université de Pau et des Pays de l'Adour | EDU | France |
| Université des Sciences et Technologies Lille 1 | EDU | France |
| Western Australia | GOV | Australia |
| École Catholique d'Arts et Métiers Lyon | EDU | France |
| École Polytechnique (France) | EDU | France |
Total: 99 sites | ||