Sierra Vista, AZ Area Codes
Sierra Vista is served by area code 520. It is in Arizona, Cochise County. About 49,069 people live in its 4 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 520 |
| State / province | Arizona |
| County | Cochise County |
| Population | 49,069 |
| ZIP codes | 4 |
| Time zone | Mountain (no DST) |
| Coordinates | 31.5688, -110.2391 |
What area code is Sierra Vista in?
| Area code | Main state | Population covered | Overlap |
|---|---|---|---|
| 520 | Arizona | 1,828,756 | — |
ZIP codes in the code footprint
Nearby towns and their area codes
How to dial
Dial 520 + 7 digits for a number in Sierra Vista, or +1 520 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.