Phone numbers in Heber City, Utah
Heber City has 13 phone prefixes in area code 435.
Biggest holders: T-Mobile (including Sprint), Verizon Wireless, AT&T Mobility. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 46%
- Local phone company 15%
- Internet / business phone carrier 38%
Every prefix in Heber City
Search the first six digits of a number in this list. If it's here, the number started in Heber City with the carrier shown. If it isn't, check the Utah page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 435-222 | Bandwidth | Internet / business phone carrier | 2015 |
| 435-315 | Comcast | Internet / business phone carrier | 2012 |
| 435-324 | Onvoy | Internet / business phone carrier | – |
| 435-328 | T-Mobile (including Sprint) | Mobile carrier | 2024 |
| 435-352 | Verizon Wireless | Mobile carrier | 2021 |
| 435-365 | T-Mobile (including Sprint) | Mobile carrier | 2025 |
| 435-395 | AT&T Mobility | Mobile carrier | 2018 |
| 435-503 | AT&T Mobility | Mobile carrier | – |
| 435-654 | CenturyLink / Lumen | Local phone company | – |
| 435-657 | CenturyLink / Lumen | Local phone company | – |
| 435-671 | Verizon Wireless | Mobile carrier | – |
| 435-709 | Teleport Communications America | Internet / business phone carrier | – |
| 435-777 | Telnyx | Internet / business phone carrier | 2017 |
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. Source: NANPA central office code records, 2026-10-10.