| San Benito County, CA (County) |
| San Bernardino, CA (City) |
| San Bernardino County, CA (County) |
| San Bruno, CA (City) |
| San Buenaventura, CA (City) |
| San Carlos, CA (City) |
| San Clemente, CA (City) |
| San Diego, CA (City) |
| San Diego, TX (City) |
| San Diego County, CA (County) |
| San Dimas, CA (City) |
| San Elizario, TX (City) |
| San Felipe, TX (Town) |
| San Fernando, CA (City) |
| San Francisco, CA (City) |
