Area Code 520

Area Code 520 is in Arizona

Other Arizona Area Codes
480, 520, 602, 623, 928


Area Code 520 History:

03/19/1995
Area code 520 was put into service. Area code 520 was created from a split of area code 602. In 2001 area code 520 was split to form area code 928.

Counties in Arizona within area code 520 include:

Cochise County, Maricopa County, Pima County, Pinal County, and Santa Cruz County.

Major cities or places in Arizona within area code 520 include:

Area code 520 serves most of southwest Arizona including the larger cities and communities of Casa Adobes, Casa Grande, Catalina Foothills, Coolidge, Douglas, Drexel Heights, Eloy, Florence, Nogales, Oro Valley, Sierra Vista and Tucson in addition to many smaller communities within the area code 520 service area.

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