MC/FF Number
To find a company’s MC/FF Number, go to
and conduct a search as follows:
1) Read the introductory page and click “Continue”
2) Select “Carrier Search” in the dropdown menu and click “Go”
3) Follow the search instructions (for State, enter the location of the company headquarters)
Those without Internet access can call 1-800-832-5660 or 202-385-2423 for assistance.
USDOT Number Registration
To obtain a USDOT Number, either apply online or by mail as follows:
•
Apply online at , which provides a USDOT Number
immediately after successful completion of the online form.
•
Go to , print the appropriate MCS-150 form(s), and mail the
completed form(s) to FMCSA. Those without Internet access should call 1-800-832-5660 to request
forms by mail.
Hazardous Materials Regulations
To determine whether any of the commodities you intend to transport are considered to be hazardous
materials, refer to the Federal Hazardous Materials Regulations in Parts 100 through 185 of Title 49 of the
Code of Federal Regulations (CFR), particularly the Hazardous Materials Table at 49 CFR Part 172. These
regulations are available online at Contact the FMCSA at 202-366-
6121 if assistance is needed.
To obtain information about DOT hazardous material transportation registration requirements, call 202-366-
4109.
Safety Rating
If a safety rating has already been assigned, view your status online at
(click
“Company Safety Snapshot”) or call 1-800-832-5660.
To request a safety fitness review, please contact your local FMCSA field office. To find contact information
for your local field office, either:
•
Visit the FMCSA Web site at
/field-office
•
Call 1-800-832-5660
Instructions for Form OP-1 (Revised 8/13/2007)
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