| District of Oklahoma area codes: 580 | |
|---|---|
| Country | United States |
| State/Province | Oklahoma |
| Major City | Oklahoma City |
| Time Zone | Central (UTC-06:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 580-389 | Carter | Springer, OK | Chickasaw Telephone Co. |
| 580-390 | Pontotoc | Allen, OK | Inventive Technology, Ltd. |
| 580-391 | Noble | Billings, OK | Inventive Technology, Ltd. |
| 580-392 | Noble | Red Rock, OK | Inventive Technology, Ltd. |
| 580-393 | Washita | Sentinel, OK | Pioneer Telephone Cooperative |
| 580-394 | Payne | Glencoe, OK | Inventive Technology, Ltd. |
| 580-395 | Grant | Medford, OK | Southwestern Bell |
| 580-396 | Noble | Morrison, OK | Inventive Technology, Ltd. |
| 580-397 | Tillman | Frederick, OK | Pioneer Telephone Cooperative |
| 580-398 | Noble | Perry, OK | Usa Mobility Wireless |
| 580-399 | Pontotoc | Ada, OK | New Cingular Wireless PCS - IL |
| 580-400 | Pontotoc | Stonewall, OK | Mid-america Telephone |
| 580-401 | Kay | Ponca City, OK | T-mobile Usa |
| 580-402 | Garfield | Enid, OK | T-mobile Usa |
| 580-403 | Garvin | Stratford, OK | Fulltel |
| 580-404 | Washita | Cordell, OK | Inventive Technology, Ltd. |
| 580-405 | Pontotoc | Allen, OK | Fulltel |
| 580-406 | Choctaw | Hugo, OK | Fulltel |
| 580-407 | Mccurtain | Idabel, OK | Fulltel |
| 580-408 | Choctaw | Spencerville, OK | Fulltel |
There are 654 prefixes, In the code area, the major cities are Altus, OK;Ardmore, OK;Duncan, OK;Enid, OK;Lawton, . The major city is Oklahoma City.