Phone numbers in Pontiac, Illinois
Pontiac has 8 phone prefixes in area codes 779, 815.
Biggest holders: Verizon Wireless, Frontier, Stratus Networks. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 38%
- Local phone company 25%
- Internet / business phone carrier 25%
- Phone company 12%
Every prefix in Pontiac
Search the first six digits of a number in this list. If it's here, the number started in Pontiac with the carrier shown. If it isn't, check the Illinois page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 779-306 | Stratus Networks | Phone company | 2020 |
| 779-398 | Onvoy | Internet / business phone carrier | 2024 |
| 779-804 | MCImetro (Verizon Business) | Internet / business phone carrier | 2015 |
| 815-419 | Verizon Wireless | Mobile carrier | – |
| 815-842 | Frontier | Local phone company | – |
| 815-844 | Frontier | Local phone company | – |
| 815-848 | Verizon Wireless | Mobile carrier | – |
| 815-867 | 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.