These are the telephone area codes for Tucson and southern Arizona, including communities near the U.S.-Mexico border.
How to Call Tucson from Overseas
- Dial your country's exit code (International Access Code)
- Dial 1 (USA country code)
- Dial the area code (520 or 628)
- Dial the 7-digit local phone number
Example: Calling Downtown Tucson from the UK
00 1 520 555 8899
Where:
00 = UK exit code
1 = USA country code
520 = Tucson metro area code
555 8899 = Local Tucson phone number
Quick Facts
Tucson Area Code Coverage
These area codes serve Tucson and much of southern Arizona:
520 - Tucson Core
Original area code for Tucson, Sierra Vista, Nogales, and all of southern Arizona outside the Phoenix metro
628 - Tucson Overlay
Added in 2019 to supplement 520 due to growing demand for new phone numbers
480 / 602 / 623
Phoenix and the Valley of the Sun metro area
928
Northern and western Arizona (e.g., Flagstaff, Yuma, Lake Havasu City)
Major US Area Codes
Common Exit Codes for Calling USA
When calling Tucson from these countries, use these exit codes:
United Kingdom
00
Australia
0011
European Union
00
Japan
010
China
00
Canada
011