Area codes in Sierra Vista, Arizona
Sierra Vista, Arizona uses area code 520. The main Sierra Vista area code is 520.
Area codes serving Sierra Vista
All Arizona area codes · Is a Sierra Vista call a scam?
Nearby cities
- Tucson area codes
- Casa Grande area codes
- Gilbert area codes
- Chandler area codes
- Mesa area codes
- Tempe area codes
- Scottsdale area codes
- Phoenix area codes
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.