Area Code Lookup
What Area Code Is Casa Grande?
Area code 520 · Arizona
Casa Grande uses area code 520. It is located in Arizona.
Area Code Serving Casa Grande
Frequently Asked Questions
What area code is Casa Grande?
Casa Grande uses area code 520. It is located in Arizona.
How do I call Casa Grande from outside the US?
To call Casa Grande from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-520-XXX-XXXX). The +1 is the country code for all NANPA countries.