Phone numbers in Dutch John, Utah
Dutch John has 3 phone prefixes in area code 435.
Biggest holders: Uintah Basin Electronic Telecommunications, Union Telephone, Union Tel. This is the local calling area (rate center) where those prefixes were first assigned.
- Local phone company 33%
- Phone company 67%
Every prefix in Dutch John
Search the first six digits of a number in this list. If it's here, the number started in Dutch John with the carrier shown. If it isn't, check the Utah page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 435-370 | Uintah Basin Electronic Telecommunications | Phone company | 2026 |
| 435-880 | Union Telephone | Local phone company | – |
| 435-885 | Union Tel | Phone company | – |
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.