URISA International
BAAMA - Bay Area Automated Mapping Association
Northern California Chapter of URISA

California GIS Council
CGIA - the California Geographic Information Association
CalGIS - Annual California GIS Conference
Southern California Government GIS Users Group

GIS Data Resources:

• CaSIL - The California Spatial Information Library
• SANDAG GIS Data Layers (San Diego county)
• SanGIS (San Diego county)
• US Census (Nationwide)
• Caltrans Office of GIS data library
• USGS
• USGS Geospatial Data Clearinghouse
• Geography Network
• ICE MAPS - Interactive California Environmental Mgmt, Assessment & Planning System
• EPA GIS Data Sources
• GIS Data Depot
• California Spatial Information Library
• FGDC

GIS Jobs:

• National URISA Job Marketplace
• GIS Jobs Clearinghouse
• Careers Cafe
• GeoCommunity
• GeoSearch
• GISjobs.com
• TechJobsCafe