Area code 515: where it is and who calls from it
Area code 515 is in Iowa.
Iowa (Des Moines, Ames, Fort Dodge, Jefferson, Indianola, and most of north-central Iowa)
| Where | Iowa |
|---|---|
| Time zone | Central Time ยท local time |
| In service since | 1947 |
| Overlay | No |
| Prefixes assigned | 578 of 792 possible (73%) |
Where 515 numbers started
Every prefix is assigned to a rate center, the local calling area it was set up in. These are the biggest in 515, with how many prefixes each has.
Plus 38 smaller rate centers.
Who holds 515 numbers
- Mobile carrier 30%
- Local phone company 35%
- Internet / business phone carrier 23%
- Phone company 11%
| Carrier | Type | Prefixes | Share |
|---|---|---|---|
| CenturyLink / Lumen | Local phone company | 149 | 26% |
| Verizon Wireless | Mobile carrier | 54 | 9% |
| T-Mobile (including Sprint) | Mobile carrier | 47 | 8% |
| UScellular | Mobile carrier | 44 | 8% |
| Onvoy | Internet / business phone carrier | 33 | 6% |
| Mcc Telephony Of Iowa | Internet / business phone carrier | 23 | 4% |
| AT&T Mobility | Mobile carrier | 22 | 4% |
| Bandwidth | Internet / business phone carrier | 21 | 4% |
| Windstream Iowa Communications, Inc. - North | Local phone company | 20 | 3% |
| Webster-calhoun Coop. Tel. Assn | Phone company | 16 | 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: Iowa.
Other area codes in Iowa
Got a call from 515?
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 515 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.