520 area code is a telephone area code in the North American Numbering Plan (NANP) for Tucson, Arizona and surrounding areas. The area code was created in 1995.
| Area Code | 520 |
|---|---|
| Major City | Tucson |
| Service Date | 03/19/1995 |
| Time Zone | Mountain |
| Overlay Complex | - |
| Location | Arizona (AZ) |
| Country | United States |
Some of the cities served by the 520 area code include Tucson, Casas Adobes, Catalina Foothills, Casa Grande, Sierra Vista, Maricopa, Oro Valley, Marana, Drexel Heights and more.
| Area code | City/Town | County |
|---|---|---|
| 520 | Aguila | Maricopa |
| 520 | Ajo | Pima |
| 520 | Amado | Santa Cruz |
| 520 | Arivaca | Pima |
| 520 | Arizona City | Pinal |
| 520 | Bapchule | Pinal |
| 520 | Benson | Cochise |
| 520 | Bisbee | Cochise |
| 520 | Bowie | Cochise |
| 520 | Casa Grande | Pinal |
| 520 | Casas Adobes | Pima |
| 520 | Catalina | Pima |
| 520 | Catalina Foothills | Pima |
| 520 | Cochise | Cochise |
| 520 | Coolidge | Pinal |
| 520 | Cortaro | Pima |
| 520 | Douglas | Cochise |
| 520 | Dragoon | Cochise |
| 520 | Drexel Heights | Pima |
| 520 | Elfrida | Cochise |
| 520 | Elgin | Santa Cruz |
| 520 | Eloy | Pinal |
| 520 | Florence | Pinal |
| 520 | Fort Huachuca | Cochise |
| 520 | Green Valley | Pima |
| 520 | Hereford | Cochise |
| 520 | Huachuca City | Cochise |
| 520 | Kearny | Pinal |
| 520 | Lukeville | Pima |
| 520 | Mammoth | Pinal |
| 520 | Marana | Pima |
| 520 | Maricopa | Pinal |
| 520 | Mc Neal | Cochise |
| 520 | Mount Lemmon | Pima |
| 520 | Naco | Cochise |
| 520 | Nogales | Santa Cruz |
| 520 | Oracle | Pinal |
| 520 | Patagonia | Santa Cruz |
| 520 | Pearce | Cochise |
| 520 | Picacho | Pinal |
| 520 | Pirtleville | Cochise |
| 520 | Pomerene | Cochise |
| 520 | Red Rock | Pinal |
| 520 | Rillito | Pima |
| 520 | Rio Rico | Santa Cruz |
| 520 | Sacaton | Pinal |
| 520 | Sahuarita | Pima |
| 520 | San Manuel | Pinal |
| 520 | San Simon | Cochise |
| 520 | Sasabe | Pima |
| 520 | Sells | Pima |
| 520 | Sierra Vista | Cochise |
| 520 | Sonoita | Santa Cruz |
| 520 | St David | Cochise |
| 520 | Stanfield | Pinal |
| 520 | Superior | Pinal |
| 520 | Tombstone | Cochise |
| 520 | Topawa | Pima |
| 520 | Tubac | Santa Cruz |
| 520 | Tucson | Pima |
| 520 | Tumacacori | Santa Cruz |
| 520 | Vail | Pima |
| 520 | Valley Farms | Pinal |
| 520 | Willcox | Cochise |