Preview 1,808,776 motor carriers — every carrier FMCSA lists as active with at least one power unit, plus carriers whose registration went inactive within the last three years (inferred from MCS-150 filing dates). The full load is in progress, so this is how far it has got. Sourced from the FMCSA Motor Carrier Census. Data as of 2026-09-24.

ROCKY MOUNTAIN INSULATORS CORP

Doing business as ROCKY MOUNTAIN INSULATORS

USDOT 4035944
USDOT registration Active

Operating authority — FMCSA publishes no current status for this carrier. See FMCSA’s record.

Safety rating Not rated no compliance review on file
Hazardous materials No
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Insurance and operating authority

Required and on-file BI&PD liability amounts, cargo and surety bond filings, and the operating authorities this carrier holds.

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No roadside inspections or annual mileage on file, which is not enough data to compare with other carriers. That is normal for a small or recently registered carrier.

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Carrier details
Fleet and drivers
Power units
5
Trucks
5
Buses
0
Drivers
10
Drivers holding a CDL
0
What they run
Cargo authorised to carry
Operating range
Intrastate, beyond 100 miles
Carrier operation
Intrastate, non-hazardous materials
Operation classification
AUTHORIZED FOR HIRE
Registration
First on file
2023-02-28
Carrier last updated its record
2023-02-28
City
WINDSOR
State
CO
ZIP
80550-3430

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Data as of 2026-09-24 · The official FMCSA record · About this data