Area code 539: where it is and who calls from it
Area code 539 is in Oklahoma.
Oklahoma (Tulsa, Bartlesville, McAlester, Muskogee, Henryetta, and northeastern Oklahoma)
| Where | Oklahoma |
|---|---|
| Time zone | Central Time ยท local time |
| In service since | 2011 |
| Overlay | Yes, with 918 |
| Prefixes assigned | 239 of 792 possible (30%) |
Overlay: 539 covers the same area as 918. Overlay areas use 10-digit dialing, so a seven-digit number alone won't connect, and neighbors can have different area codes.
Where 539 numbers started
Every prefix is assigned to a rate center, the local calling area it was set up in. These are the biggest in 539, with how many prefixes each has.
Plus 57 smaller rate centers.
Who holds 539 numbers
- Mobile carrier 23%
- Local phone company 7%
- Internet / business phone carrier 64%
- Phone company 5%
| Carrier | Type | Prefixes | Share |
|---|---|---|---|
| Onvoy | Internet / business phone carrier | 40 | 17% |
| Level 3 (Lumen) | Internet / business phone carrier | 28 | 12% |
| Fractel | Internet / business phone carrier | 22 | 9% |
| UScellular | Mobile carrier | 21 | 9% |
| Bandwidth | Internet / business phone carrier | 18 | 8% |
| T-Mobile (including Sprint) | Mobile carrier | 17 | 7% |
| AT&T Mobility | Mobile carrier | 12 | 5% |
| Comcast | Internet / business phone carrier | 10 | 4% |
| TON80 Communications | Internet / business phone carrier | 9 | 4% |
| CenturyLink / Lumen | Local phone company | 7 | 3% |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number.
States served: Oklahoma.
Other area codes in Oklahoma
Got a call from 539?
An area code tells you where a number was first assigned, not where the caller is. People keep their numbers when they move, and scammers can fake any number. If you weren't expecting the call, let it go to voicemail.
If the call shows a 539 number that matches the first six digits of your own, that's often neighbor spoofing. Use the box above to check the full number.
Area code facts from the NANPA area code database (updated 10/06/2026); prefixes and carriers from NANPA's central office code records (updated 2026-10-10). Place description adapted from Wikipedia, CC BY-SA 4.0.