See also counties
Organizations:
Abilities United (Palo Alto)
Afghan Hound Rescue of California (Redwood City)
Boys & Girls Clubs of North San Mateo County (South San Francisco)
Center for Independence of the Disabled (San Mateo)
Church of Reality
Committee for Green Foothills (Palo Alto)
Community Legal Services in East Palo Alto (East Palo Alto)
Family & Children Services (Palo Alto)
Family Service Agency of San Mateo County (San Mateo)
Green Party of San Mateo County
Homeless Veterans Emergency Housing Facility (Menlo Park)
Los Altos Voices for Peace
Marine Science Institute (Redwood City)
Nine Lives Foundation (Redwood City)
Organic Events (Half Moon Bay)
Pacifica Gardens (Pacifica)
Peace Action of San Mateo County (San Mateo)
Peninsula Open Space Trust (Palo Alto)
Planned Parenthood Shasta Pacific (Concord)
Plugged In (East Palo Alto)
Rape Trauma Services (Burlingame)
Ravenswood Family Health Center (East Palo Alto)
RecycleWorks of San Mateo County (Redwood City)
Samaritan House (San Mateo)
San Bruno Mountain Watch (Brisbane)
San Mateo County Democracy for America (Redwood City)
San Mateo County Edison STD Clinic
Second Harvest Food Bank of Santa Clara and San Mateo Counties (San Jose)
Shelter Network (Burlingame)
Sustainable San Mateo County (San Mateo)
Unitarian Universalists of San Mateo (San Mateo)
Youth United for Community Action (East Palo Alto)