US Area Code
520
Southern Arizona · Arizona
Area code 520 serves Tucson, Sierra Vista, Nogales and surrounding areas in Arizona. Look up any 520 number below to check for spam, see caller ID, carrier, and line type.
Area Code Details
- State / Territory
- Arizona
- Region
- Southern Arizona
- Major Cities
- Tucson, Sierra Vista, Nogales
- Timezone
- Mountain Time
- Country
- United States
- Format
- +1 (520) XXX-XXXX