ZIP Code 94546 – Castro Valley, California
The 94546 ZIP Code belongs to Castro Valley, California. The population in this 94546 ZIP code is 45,848. The latitude is 37.73441 and longitude is -122.09056 in 94546 Castro Valley, California. The time zone for this 94546 ZIP code is America/Los_Angeles.
| City | Castro Valley |
| Zip Code | 94546 |
| State | California |
| County | Alameda |
| Population | 45,848 |
| Latitude | 37.73441 |
| Longitude | -122.09056 |
| Time Zone | America/Los_Angeles |