A. You may go on-line to update your DOT record. The web site address is: http://safer.fmcsa.dot.gov
. If you do not have access to a computer, call the FMCSA’s toll free number at 1-800-832-5660 to have a MCS-150 form mailed to you.
Complete the new MCS-150 form, sign it, and mail it to:
FMCSA, Attn: USDOT Number Application
1200 New Jersey Avenue SE
Washington, DC 20590