| General Information about Area Code 520 | |
|---|---|
| Country | United States |
| State / Province / Territory | Arizona |
| Major City | Tucson |
| Time Zone | Mountain (UTC-07:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 520-539 | Tucson | Pima | Wireless |
| 520-301 | Tucson | Pima | Wireless |
| 520-784 | Tucson | Pima | Landline |
| 520-361 | Sells | Pima | Landline |
| 520-288 | Tucson | Pima | Wireless |
| 520-327 | Tucson | Pima | Landline |
| 520-401 | Tucson | Pima | Wireless |
| 520-365 | Tucson | Pima | Wireless |
| 520-465 | Tucson | Pima | Wireless |
| 520-507 | Cochise | Cochise | Wireless |
| 520-885 | Tucson | Pima | Landline |
| 520-338 | Tucson | Pima | Landline |
| 520-940 | Tucson | Pima | Wireless |
| 520-260 | Tucson | Pima | Wireless |
| 520-469 | Tucson | Pima | Landline |
| 520-488 | Tucson | Pima | Wireless |
| 520-793 | Tucson | Pima | Wireless |
| 520-471 | Tucson | Pima | Wireless |
| 520-618 | Tucson | Pima | Landline |
| 520-269 | Tucson | Pima | Wireless |