Pittsburg, CA Area Codes
Pittsburg is served by area code 925. It is in California, Contra Costa County. About 100,488 people live in its 1 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 925 |
| State / province | California |
| County | Contra Costa County |
| Population | 100,488 |
| ZIP codes | 1 |
| Time zone | Pacific |
| Coordinates | 38.0086, -121.9283 |
What area code is Pittsburg in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 925 | California | 1,128,993 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
Concord 925Antioch 925Clayton 925Pleasant Hill 925Walnut Creek 925Alamo 925Martinez 925Benicia 369, 707
How to dial
Dial 925 + 7 digits for a number in Pittsburg, or +1 925 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.