Northwestern Corporation
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Contact details shared with 3 other USDOTs: Can mean affiliates or a filing service, but also chameleon carriers.
How we scored it · 5 factors
Composite of public FMCSA authority, insurance, inspection and crash records weighted against the national fleet. Decision support, not an official FMCSA safety rating.
Safety
FMCSA inspections & crashes · 24 mo · AS OF OCT 7, 2026- Total inspections
- 55
- Driver inspections
- 55
- Vehicle inspections
- 45
- People injured
- 0
- Fatalities
- 0
- FMCSA rating
- Not rated
Enforcement
FMCSA closed casesClosed enforcement cases — case numbers, violation codes and the amount settled — are available after you create a free account.
Equipment
Operations & cargo
Identity & federal record
FMCSA census · MCS-150- USDOT
- 410856
- MC / docket
- None
- Legal name
- Northwestern Corporation
- DBA
- Northwestern Energy
- Entity type
- Carrier
- Operation
- Interstate
- First registered
- Jun 1, 1974
- Last MCS-150
- Apr 14, 2025
- Safety rating
- Not rated
- Drivers (CDL)
- 1,186 (436)
- Hazmat
- No
- Business type
- Corporation
Fraud & network signals
For review, not a verdict.
- Northwestern Energy Public Service Corporation · USDOT 219835 · Sioux Falls, SD
- Northwestern Great Falls Gas LLC · USDOT 4446129 · Butte, MT
- Northwestern Cut Bank Gas LLC · USDOT 4446218 · Butte, MT
- Northwestern Energy Public Service Corporation · USDOT 219835 · Sioux Falls, SD
Shared contact details can mean affiliated companies or a registration service, but they are also a common sign of chameleon carriers and identity theft. Confirm you're dealing with the company you expect.
Frequently asked
What is Northwestern Corporation's USDOT number?
Northwestern Corporation's USDOT number is 410856.
Is Northwestern Corporation authorized to operate?
It does not hold MC operating authority, which private and intrastate carriers do not need.
What is Northwestern Corporation's safety record?
Over the last 24 months: 55 roadside inspections, a 17.8% vehicle and 5.5% driver out-of-service rate, and 0 reportable crashes (0 fatal). Not rated by FMCSA.
How big is Northwestern Corporation's fleet?
841 power units and 1,186 drivers per its MCS-150 filed Apr 14, 2025.
Where is Northwestern Corporation located?
Northwestern Corporation is located at 11 East Park Street, Butte, MT, 59701. Phone: (406) 497-2121.
Similar carriers in Montana
All Montana carriers →Source: FMCSA public records via the U.S. DOT Open Data Portal. Carrier Search presents the federal record and computed signals for decision support only. It is not an FMCSA safety rating and not a recommendation to use or avoid any carrier. Verify authority and insurance before tendering.