IV. Where Can I Get Additional Help And Information?
For your convenience, the following is a list of helpful links, most of which are referenced in this instructions document.
Information is provided in English-only unless otherwise specified.
1. FMCSA Registration & Assistance Web page
2. Printable Registration Forms
3. To find out If a company already has a USDOT Number:
Call FMCSA toll-free at 1-800-832-5660 or go to
a. Under the section “Safety & Security” select “Company Safety Snapshot (SAFER)”
b. Select the option labeled “Name” and enter either the company’s “D.B.A. Name” (Doing Business As Name)
or its Legal Name.
c. Click on the “Search” button.
d. The system will inform you whether a USDOT Number is assigned to the name entered
4. Mexico-based carriers should use this site to determine which forms are required to operate in the U.S.
(English)
(Spanish)
5. Hazardous Materials Table/Hazardous Materials section of the FMCSA Web site
6. Pipeline and Hazardous Materials Safety Administration (PHMSA) registration
7. To get a Dun & Bradstreet number or find out if a company already has one
8. To determine if the company’s commodities are exempt (Administrative ruling 119). If any commodity the company
is transporting does not appear on these lists as exempt, then it is regulated.
9. 49 CFR 390.5 “Definitions” for more information on Private Passenger (Business) and Private Passenger (Non-
business)
Instructions for form MCS-150 (Revision 6/12/2007)
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