Phone numbers in Rolla, North Dakota
Rolla has 4 phone prefixes in area code 701.
Biggest holders: AT&T Mobility, Turtle Mountain Commun, Verizon Wireless. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 50%
- Phone company 50%
Every prefix in Rolla
Search the first six digits of a number in this list. If it's here, the number started in Rolla with the carrier shown. If it isn't, check the North Dakota page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 701-278 | AT&T Mobility | Mobile carrier | 2003 |
| 701-477 | Turtle Mountain Commun | Phone company | – |
| 701-550 | Verizon Wireless | Mobile carrier | – |
| 701-953 | Midcontinent Communications | Phone company | 2009 |
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.