Phone numbers in Middlesborough, Kentucky
Middlesborough has 14 phone prefixes in area code 606.
Biggest holders: AT&T (local phone), AT&T Mobility, Appalachian Wireless. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 50%
- Local phone company 21%
- Internet / business phone carrier 21%
- Phone company 7%
Every prefix in Middlesborough
Search the first six digits of a number in this list. If it's here, the number started in Middlesborough with the carrier shown. If it isn't, check the Kentucky page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 606-242 | AT&T (local phone) | Local phone company | – |
| 606-246 | AT&T (local phone) | Local phone company | 2001 |
| 606-248 | AT&T (local phone) | Local phone company | – |
| 606-269 | AT&T Mobility | Mobile carrier | 2002 |
| 606-302 | AT&T Mobility | Mobile carrier | 2006 |
| 606-347 | Appalachian Wireless | Mobile carrier | – |
| 606-449 | T-Mobile (including Sprint) | Mobile carrier | 2017 |
| 606-499 | AT&T Mobility | Mobile carrier | 2004 |
| 606-576 | Charter / Spectrum | Internet / business phone carrier | – |
| 606-650 | Integrated Path Communications - Kentucky | Phone company | 2022 |
| 606-670 | Verizon Wireless | Mobile carrier | 2003 |
| 606-710 | Appalachian Wireless | Mobile carrier | – |
| 606-752 | Onvoy | Internet / business phone carrier | – |
| 606-896 | Onvoy | Internet / business phone carrier | – |
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.