Phone numbers in Johnstown, Ohio
Johnstown has 5 phone prefixes in area codes 220, 740.
Biggest holders: Brightspeed Of Northwest Ohio, MCImetro (Verizon Business), Level 3 (Lumen). This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 20%
- Local phone company 40%
- Internet / business phone carrier 40%
Every prefix in Johnstown
Search the first six digits of a number in this list. If it's here, the number started in Johnstown with the carrier shown. If it isn't, check the Ohio page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 220-231 | MCImetro (Verizon Business) | Internet / business phone carrier | 2022 |
| 740-809 | Level 3 (Lumen) | Internet / business phone carrier | 2001 |
| 740-817 | Verizon Wireless | Mobile carrier | – |
| 740-966 | Brightspeed Of Northwest Ohio | Local phone company | – |
| 740-967 | Brightspeed Of Northwest Ohio | 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.