The 520 area code covers Tucson, Sierra Vista, Douglas and more in Arizona. Provision a local 520 number in minutes.
Area code 520 covers southern Arizona, anchored by Tucson, home of the University of Arizona and Kitt Peak National Observatory. The region borders Mexico with major crossing points at Nogales and Douglas. Southern Arizona is known for its Sonoran Desert landscape, border culture, aerospace industry, and the Biosphere 2 research facility.
The 520 area code covers Tucson, Sierra Vista, Douglas, Nogales in Arizona.
Phone numbers in the 520 area code operate on America/Phoenix time.
Yes. The 520 area code was introduced in 1995 and remains an active geographic code today.
Yes. Ajoxi provisions virtual 520 numbers with instant activation, clean caller-ID delivery, Tier-1 routing, and no setup fees — so you can build a local presence in minutes.
Provision a 520 number with instant activation, clean caller-ID, and Tier-1 routing — no setup fees, live in minutes.