Phone numbers in Forestcity, Iowa
Forestcity has 5 phone prefixes in area code 641.
Biggest holders: Windstream Iowa Communications, Inc. - North, T-Mobile (including Sprint), Winnebago Coop. Tel. Assn. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 20%
- Local phone company 60%
- Phone company 20%
Every prefix in Forestcity
Search the first six digits of a number in this list. If it's here, the number started in Forestcity with the carrier shown. If it isn't, check the Iowa page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 641-251 | T-Mobile (including Sprint) | Mobile carrier | 2005 |
| 641-432 | Windstream Iowa Communications, Inc. - North | Local phone company | 2016 |
| 641-581 | Winnebago Coop. Tel. Assn | Phone company | – |
| 641-582 | Windstream Iowa Communications, Inc. - North | Local phone company | – |
| 641-585 | Winnebago Cooperative Telephone Association | 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.