Public regulatory phone
(406) 497-2163
Associations below come from public FCC regulatory records. Confidence describes the source relationship, not current ownership of the number.
| Company or contact | FRN | System | Source record | Confidence | Observed |
|---|---|---|---|---|---|
| NorthWestern Corporation Telecom Engineer | 0012478665 | CORES | 0012478665 | Authoritative identifier (100.0%) | 2026-08-04 04:48:51 |