Phone numbers in Iron River, Michigan
Iron River has 6 phone prefixes in area code 906.
Biggest holders: Level 3 (Lumen), AT&T (local phone), Verizon Wireless. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 33%
- Local phone company 17%
- Internet / business phone carrier 50%
Every prefix in Iron River
Search the first six digits of a number in this list. If it's here, the number started in Iron River with the carrier shown. If it isn't, check the Michigan page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 906-214 | Level 3 (Lumen) | Internet / business phone carrier | 2005 |
| 906-265 | AT&T (local phone) | Local phone company | – |
| 906-284 | Verizon Wireless | Mobile carrier | 2003 |
| 906-308 | Interactive Services Network | Internet / business phone carrier | – |
| 906-367 | AT&T Mobility | Mobile carrier | – |
| 906-999 | Onvoy | Internet / business phone carrier | 2021 |
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.