NORTHWESTERN CORPORATION
40 EAST BROADWAY, BUTTE, MT, 59701, US
Related companies
These separately maintained company records are connected by a confirmed FCC relationship or shared identity evidence. A matching name alone does not establish that two records are the same legal entity, so their filings remain separate.
| Company | FRN | Relationship basis |
|---|---|---|
| NorthWestern Corporation | Same recorded name | |
| NorthWestern Corporation | Shared name and contact details | |
| NorthWestern Corporation | 0012478665 | Same recorded name with a different FRN |
| NORTHWESTERN INC | 0001818566 | Same recorded name with a different FRN |
| Northwestern LLC | 0017868753 | Same recorded name with a different FRN |
| Northwestern LLC. | 0032461378 | Same recorded name with a different FRN |
Data coverage
| FCC source | Matched entities | Last refreshed |
|---|---|---|
| ULS | 1 | 2026-08-09 15:42:59 |
Source records and provenance
Each row is an independently retained source identity connected to this company. FCC.report does not overwrite one source with another.
| FCC source | Recorded name | Source identity | Match basis | Last refreshed |
|---|---|---|---|---|
| ULS | Northwestern Corporation | frn:0005624952 | exact frn | 2026-08-09 15:42:59 |
Universal Licensing System records
| Grant date | Call sign | Service | Status | Frequency | Location | Expiration |
|---|---|---|---|---|---|---|
| 2003-11-19 | 246NW | AC | T | 2013-11-19 | ||
| 2003-08-16 | WPDP976 | IG | C | 451.675 - 457.9 MHz (4 frequencies) | RAPELJE, STILLWATER, MT (+1) | 2013-10-28 |
| 2001-07-26 | WPSS974 | MG | E | 2002-01-26 | ||
| 2001-07-26 | WPSS973 | MG | E | 2002-01-26 | ||
| 2000-07-20 | WEH631 | MG | C | 2180.8 MHz | BIG TIMBER, SWEET GRASS, MT (+1) | 2010-10-11 |
| 1999-12-27 | WNBR555 | IG | C | 451.1 - 456.1 MHz (2 frequencies) | LAKE, TETON, WY | 2005-02-12 |
| 1999-07-30 | KOV75 | MG | C | 1935 MHz | GREAT FALLS, CASCADE, MT (+1) | 2009-10-20 |
| 1998-06-17 | KOB299 | IG | C | 158.13 - 159.435 MHz (2 frequencies) | HELENA, LEWIS AND CLARK, MT | 2003-06-17 |
| 1998-03-11 | 246NW | AC | C | 2008-03-11 |
IBFS / ICFS filings
No filings are available yet.
Experimental filings
No filings are available yet.
FCC ID filings
No matched FCC ID filings are available.
Antenna Structure Registration records
No matched antenna structure registrations are available.
Licensing and Management System filings
No matched LMS filings are available.
Public Inspection File facilities
No matched Public Inspection File facilities are available.
Historical CDBS broadcast filings
No matched historical CDBS filings are available.
FCC auction participation
No matched FCC auction bidder records are available.
Robocall Mitigation Database filings
No matched Robocall Mitigation Database filings are available.
Broadband Data Collection providers
No matched BDC provider identifiers are available.
Intermediate Provider Registry
No matched Intermediate Provider Registry entries are available.
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|---|---|---|
| ULS | frn:0005624952 | 2026-08-04 04:30:50 | Confirmed Company Identity |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|---|---|---|
| Company Name | Northwestern Corporation | ULS frn:0005624952 | 2026-08-04 04:30:51 |
Recorded identity details
Values are retained with their source and observation dates; differences are not silently overwritten.
| Field | Recorded value | Source | Observed |
|---|---|---|---|
| Address | 40 EAST BROADWAY, BUTTE, MT, 59701, US | COMPANY | 2026-07-29 - 2026-07-29 |
| Email Domain | mtpower.com | ULS | |
| Email Domain | mtpower.com | ULS | |
| Email Domain | mtpower.com | ULS | |
| Email Domain | mtpower.com | ULS | |
| Frn | 0005624952 | ULS | 2026-07-29 - 2026-07-29 |
| Name | NORTHWESTERN CORPORATION | COMPANY | 2026-07-29 - 2026-07-29 |
| Name | Northwestern Corporation | ULS | 2026-07-29 - 2026-07-29 |
| Name | Northwestern LLC | ULS | 2026-07-29 - 2026-07-29 |
| Name | Northwestern LLC. | ULS | 2026-07-29 - 2026-07-29 |
| Phone | 4064971000 | ULS | |
| Phone | 4064972163 | ULS | |
| Phone | 4064972163 | ULS | |
| Phone | 4064972163 | ULS | |
| Phone | 4064972163 | ULS | |
| Phone | 6053537565 | ULS | |
| Phone | 6053537565 | ULS |