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United States Department of Transportation United States Department of Transportation

Contact Us

FMCSA is currently experiencing a high volume of calls on our 800-832-5660 line. If you receive a busy signal, please hang up and try again later. You may also submit your question to our web form at https://ask.fmcsa.dot.gov/app/ask and we will respond to your request as soon as possible. Answers to questions about registration, licensing and insurance issues can also be found at www.fmcsa.dot.gov/ask.

Headquarters

Federal Motor Carrier Safety Administration
United States Department of Transportation
1200 New Jersey Avenue SE
Washington, DC 20590

Field Offices & Service Centers

Contact Number
FMCSA Information Line
  • U.S. DOT Numbers
  • Status of DOT Numbers
  • Operating Authority Information
  • Safety Ratings
  • Licensing Information
  • Insurance Information
  • Email
  • Chat
1-800-832-5660

Consumer Complaints

  • Household Goods
  • Passenger Carrier (Motorcoach/Bus/Van)
  • Hazardous Materials
  • Safety
  • Driver
1-888-DOT-SAFT
1-888-368-7238
Federal Relay Service for TTY 1-800-877-8339
Share the Road Safely 202-493-0472
NHTSA Hotline Number 1-888-DASH-2-DOT
1-888-327-4236
Last updated: Monday, January 13, 2014