Publisher
- Environmental Systems Research Institute (Redlands, Calif.)31
- United States. Bureau of Transportation Statistics29
- Humboldt County Planning and Building Department28
- United States. National Geospatial-Intelligence Agency28
- Sacramento County GIS26
- California. Metropolitan Transportation Commission21
- Geoscience Publications21
- LeadDog Consulting (Firm)20
- 19
- San Joaquin County (Calif.). Community Development Department19
- County of San Mateo Information Services Department17
- TTG, Inc.17
- Analyse Diachronique de l'espace Urbain Parisien: Approche Geomatique16
- Solano County Department of Information Technology14
- Asian Spatial Information and Analysis Network (Australia). Australian Centre.12
- Circuit Rider Productions11
- Stanford University. Center for Interdisciplinary Research11
- Geological Survey (U.S.)10
- University of Michigan. China Data Center10
- National Atlas of the United States9