Area Code Lookup
What Area Code Is Superior?
Area code 520 · Arizona
Superior uses area code 520. It is located in Arizona.
Area Code Serving Superior
Frequently Asked Questions
What area code is Superior?
Superior uses area code 520. It is located in Arizona.
How do I call Superior from outside the US?
To call Superior 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.