Associations

• The Southern California Association of Governments (SCAG)
• The California Geographic Information Association (CGIA)

Los Angeles County

• County of Los Angeles - Registrar Recorder
• Los Angeles County Fire Department
• Los Angeles County Office of the Assessor

California

• California Geological Survey (CGS)
• California Fire and Assessment Program (FRAP)
• Statewide Hydraulic Features
• Governor's Office of Emergency Services (GOES)
• California Environmental Resources Evaluation System (CERES)
• California Air Resources Board (CARB)
• The California Spatial Information Library (CaSIL)

Federal

• United States Geological Survey (USGS)
• USDA Service Center Agencies
• Geodata.gov
• Federal Geographic Data Committee (FGDC)
• Natural Resources Conservation Service (NRCS)
• NOAA Coastal Services Center (CSC)
• Federal Emergency Management Agency (FEMA)