USDOT Number Lookup
Every motor carrier operating commercial vehicles in U.S. interstate commerce is assigned a USDOT number by the Federal Motor Carrier Safety Administration. A USDOT number lookup is the fastest way to confirm a carrier exists, is properly registered, and is safe to do business with. Searchmule lets you look up any USDOT number for free — no account, no credit card, no gatekeeping.
Free FMCSA carrier lookup — no account or signup required.
What Is a USDOT Number?
A USDOT number is a unique identifier the FMCSA assigns to companies that operate commercial motor vehicles in interstate commerce, transport hazardous materials, or carry enough passengers to require federal oversight. Many states also require a USDOT number for intrastate carriers. The number stays with the carrier permanently and ties together its safety record, inspection history, crash data, and insurance filings. Unlike an MC number, a USDOT number is a registration identifier — it does not by itself grant operating authority.
How to Look Up a USDOT Number
Enter the USDOT number in the search box above and Searchmule opens that carrier’s full safety profile instantly. You can also search by company name or MC number if you don’t have the DOT number handy. Every result is pulled directly from federal FMCSA data and updated daily.
What a USDOT Number Lookup Shows You
- Operating authority status — Active, Inactive, Revoked, or Pending
- FMCSA safety rating — Satisfactory, Conditional, or Unsatisfactory
- BASIC safety scores and out-of-service rates
- Complete roadside inspection and violation history
- Reported crash records, including fatal, injury, and tow-away incidents
- Active insurance coverage and policy history
- Fleet size, physical address, and company officers
Frequently Asked Questions
Is a USDOT number lookup free?
Yes. Searchmule’s USDOT number lookup is completely free, with no account or signup required.
What is the difference between a USDOT number and an MC number?
A USDOT number is a registration identifier for commercial motor carriers. An MC number (motor carrier number) is the operating authority a for-hire carrier or broker needs to transport regulated freight across state lines. Many carriers have both.
Can I look up a carrier without its USDOT number?
Yes. You can search by company name or MC number and Searchmule will find the matching carrier and its USDOT number.
How current is the USDOT data?
All data comes directly from the FMCSA and the U.S. Department of Transportation and is updated daily.