Publisher
- North American Cartographic Information Society160
- International Steering Committee for Global Mapping83
- Gap Analysis Program (U.S.)60
- California. Farmland Mapping and Monitoring Program48
- California. Department of Water Resources38
- United States. Department of Housing and Urban Development19
- Environmental Systems Research Institute (Redlands, Calif.)13
- Geological Survey (U.S.)13
- County of San Mateo Information Services Department11
- Northeast Ocean Data7
- California. Department of Fish and Game. Marine Resources Region5
- California. Department of Transportation5
- Coastal Services Center (U.S.)5
- Fire and Resource Assessment Program (Calif.)5
- County of Santa Cruz Information Services Department4
- National Atlas of the United States4
- United States. Bureau of Transportation Statistics4
- United States. Bureau of the Census. Geography Division4
- Monterey County (Calif.)3
- National Energy Information Center (U.S.)3