This is NOT a complete list of all entities that have subscribed, but rather a list of sites we can identify
 Not included are data from undetermined/misc sites/sources.
| Name | Type | Country | 
|---|---|---|
| German Aerospace Center | COM | Germany | 
| Harvard University | EDU | United States | 
| Lawrence Livermore National Laboratory | GOV | United States | 
| Marine Metadata Interoperability Project | ORG | United States | 
| Massachusetts Institute of Technology | EDU | United States | 
| McGill University | EDU | Canada | 
| National Aeronautics and Space Administration (NASA) | GOV | United States | 
| National Oceanic and Atmospheric Administration (NOAA) | GOV | United States | 
| Norwegian Meteorological Institute | GOV | Norway | 
| Pennsylvania State University | EDU | United States | 
| Royal Netherlands Meteorological Institute | EDU | Netherlands | 
| Sandia National Laboratories | GOV | United States | 
| Texas A&M University | EDU | United States | 
| U.S. Geological Survey | GOV | United States | 
| UK Met Office | GOV | United Kingdom | 
| Unidata Program Center (UCAR) | UCAR | United States | 
| University of California San Diego | EDU | United States | 
| Total: 17 sites | ||