Phone numbers in Clarks Summit, Pennsylvania
Clarks Summit has 7 phone prefixes in area codes 272, 570.
Biggest holders: Commonwealth Telephone, Onvoy, MCImetro (Verizon Business). This is the local calling area (rate center) where those prefixes were first assigned.
- Local phone company 43%
- Internet / business phone carrier 57%
Every prefix in Clarks Summit
Search the first six digits of a number in this list. If it's here, the number started in Clarks Summit with the carrier shown. If it isn't, check the Pennsylvania page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 272-214 | MCImetro (Verizon Business) | Internet / business phone carrier | 2018 |
| 272-391 | Onvoy | Internet / business phone carrier | 2023 |
| 272-722 | Onvoy | Internet / business phone carrier | 2021 |
| 570-319 | Level 3 (Lumen) | Internet / business phone carrier | 2004 |
| 570-585 | Commonwealth Telephone | Local phone company | – |
| 570-586 | Commonwealth Telephone | Local phone company | – |
| 570-587 | Commonwealth Telephone | Local 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.