Subject Gateways
- Federal Office for the Environment FOEN
- Federal Office of Topography swisstopo
- Kartenportal CH
- Geoportal Stadt Zürich
- Geoinformation Kanton Zürich
- The Federal Geoportal
- NASA earth observatory
- Earth Resources Observation and Science (EROS) Center des USGS
- Copernicus Open Access Hub
- Alaska Satellite Facility (ASF) and Distributed Active Archive Center (DAAC)
- USGS EarthExplorer
- NPOC (National Point of Contact) for Satellite Images
- ESA Earth Online
- USRA Universites Space Research Association
- CEOS (Committee on Earth Observation Satellites)