Area Codes 520 and 928 generally (but not exclusively) are designated for all the cities and towns that are not in the Phoenix, Arizona metropolitan area. The largest Arizona city within area code 520 is Tucson. The largest Arizona city within area code 928 is Flagstaff.
Cities and Towns in Arizona Assigned to Area Code 520
Ajo, Arivaca, Arizona City, Benson, Bisbee, Bowie, Casa Grande, Catalina, Coolidge, Douglas, Eloy, Florence, Gila River Indian Community, Green Valley, Hayden, Huachuca City, Kearny, Mammoth, Marana, Maricopa, Nogales, Oracle, Oro Valley, Patagonia, Pearce, Picacho/Picacho Peak, Red Rock, Rio Rico, Sahuarita, San Manuel, Sierra Vista, Sonoita, South Tucson, Sunsites, Superior, Tombstone, Tubac, Tucson, Willcox, Winkelman
Cities and Towns in Arizona Assigned to Area Code 928
Alpine, Ash Fork, Bagdad, Bouse, Bullhead City, Camp Verde, Chino Valley, Chloride, Clarkdale, Clifton, Colorado City, Cottonwood, Dewey-Humboldt, Dolan Springs, Duncan, Eagar, Ehrenberg, Flagstaff, Fredonia, Gila Bend, Globe, Greer, Heber, Holbrook, Jerome, Joseph City, Kingman, Lake Havasu City, Lake Montezuma, Lakeside, Mayer, McGuireville, Miami, Morenci, Oak Creek, Oatman, Overgaard, Page, Parker, Payson, Peeples Valley, Pima, Pine, Pinetop, Prescott, Prescott Valley, Quartzsite, Rimrock, Safford, Saint Johns, Salome, San Luis, Sedona, Seligman, Show Low, Snowflake, Somerton, Springerville, Star Valley, Strawberry, Taylor, Thatcher,Tuba City, Verde Village, Wellton, Wenden, Wickenburg, Williams, Winslow, Yarnell, Young, Yuma,
Note: These area codes relate only to landlines. Cell phone area codes are not restricted by geography. A person who lives in a home in in one city can obtain wireless service with a different area code.
More About Arizona Area Codes
Cities and Towns Within Area Codes 480, 602 and 623
Cities and Towns Within Area Codes 520 and 928
Area Codes Assigned in Maricopa County, Arizona, Alphabetical by City
Area Codes of Cities and Towns in Arizona, Alphabetical by City
Which are Local and Which are Long Distance Calls Within Arizona?