Phone numbers in Muhlenburg, Pennsylvania
Muhlenburg has 3 phone prefixes in area codes 272, 570.
Biggest holders: TON80 Communications, Commonwealth Telephone, Core Communications. This is the local calling area (rate center) where those prefixes were first assigned.
- Local phone company 33%
- Internet / business phone carrier 67%
Every prefix in Muhlenburg
Search the first six digits of a number in this list. If it's here, the number started in Muhlenburg with the carrier shown. If it isn't, check the Pennsylvania page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 272-633 | TON80 Communications | Internet / business phone carrier | 2022 |
| 570-256 | Commonwealth Telephone | Local phone company | – |
| 570-667 | Core Communications | Internet / business phone carrier | 2009 |
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.