Phone numbers in Dalhart, Texas
Dalhart has 6 phone prefixes in area code 806.
Biggest holders: Xit Telecommunications & Technology, Windstream Comm Sw, Verizon Wireless. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 33%
- Local phone company 33%
- Phone company 33%
Every prefix in Dalhart
Search the first six digits of a number in this list. If it's here, the number started in Dalhart with the carrier shown. If it isn't, check the Texas page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 806-244 | Xit Telecommunications & Technology | Phone company | – |
| 806-249 | Windstream Comm Sw | Local phone company | – |
| 806-268 | Verizon Wireless | Mobile carrier | 2003 |
| 806-612 | Windstream Comm Sw | Local phone company | 2016 |
| 806-844 | Xit Telecommunications & Technology | Phone company | 2010 |
| 806-884 | MetroPCS (T-Mobile) | Mobile carrier | 2006 |
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.