Phone numbers in Mercer, Pennsylvania
Mercer has 5 phone prefixes in area code 724.
Biggest holders: Level 3 (Lumen), Teleport Communications America, Verizon (local phone). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 20%
- Local phone company 20%
- Internet / business phone carrier 60%
Every prefix in Mercer
Search the first six digits of a number in this list. If it's here, the number started in Mercer with the carrier shown. If it isn't, check the Pennsylvania page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 724-269 | Level 3 (Lumen) | Internet / business phone carrier | 2001 |
| 724-300 | Teleport Communications America | Internet / business phone carrier | – |
| 724-662 | Verizon (local phone) | Local phone company | – |
| 724-893 | Core Communications | Internet / business phone carrier | 2001 |
| 724-974 | T-Mobile (including Sprint) | Mobile carrier | 2001 |
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.