Castaic, CA Area Codes
Castaic is served by area code 661. It is in California, Los Angeles County. About 26,478 people live in its 2 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 661 |
| State / province | California |
| County | Los Angeles County |
| Population | 26,478 |
| ZIP codes | 2 |
| Time zone | Pacific |
| Coordinates | 34.5045, -118.6456 |
What area code is Castaic in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 661 | California | 1,433,854 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
Valencia 661Santa Clarita 661Stevenson Ranch 661Fillmore 805, 820Porter Ranch 747, 818Simi Valley 805, 820Granada Hills 747, 818Sylmar 747, 818
How to dial
Dial 661 + 7 digits for a number in Castaic, or +1 661 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.