The 520 area code received a few more years of life as Southern Arizona's solo area code after Arizona Corporation Commission ...

In about five year's state officials expect to issue a new area code for Southern Arizona, but the process used by the state ...

Sometime in the next five years or so, some southern Arizona residents are going to find out that their new neighbors have a ...

Tucson residents are among millions of Arizonans who will have to start dialing the area code along with the local seven-digit number when making phone calls this Sunday. The change — made to ...

Tucson's area code 520 was the most common local number used by robocallers in the U.S. last month, with more than 8.6 million calls generated, TNS data shows. Phoenix's 602, the East Valley's 480 and ...

Sometime in the next five years or so, some Southern Arizona residents are going to find out that their new neighbors have a different area code.