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