TELEPHONE
Call 1-866-831-6277 for assistance from 7:30 am to 4 pm, CT, Mon. - Fri.
ONLINE
Use MoDOT Carrier Express, to complete transactions online 24/7.
E-MAIL contactmcs@modot.mo.gov
SCAM ALERT! MoDOT will never solicit you to pay a toll fee or traffic violation fee.
Beginning June 1, 2026:
MCS will NOT accept in-person appointments.
Beginning Jan. 1, 2026
Motor Carrier Services is streamlining superload law enforcement escort requirements through a pilot program. Please click the link to view the specific changes.
Motor Carrier Services is streamlining superload law enforcement escort requirements through a pilot program. Please click the link to view the specific changes.
OSOW Superload updates