Contact CDOT | Get Help & Resources

Have an emergency? If you have a emergency please contact law enforcement immediately by dialing 9-1-1. if you need to report a highway incident during evening hours or on weekends, contact local law enforcement.

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Contact our team to create a case for a highway-related problem, question or to share a comment.

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Find information about CDOT's most searched
highway-related topics and travel resources.

Apply for a Permit Find Highway Projects & Contacts Employment Verifications Bustang Routes & Schedules Colorado Open Records Act Get an Express Lanes Pass News & Project Updates

Truckers & Licensing

For non-highway-related questions regarding trucking, licensing, trucker resources and more.

State-to-State Trucking Resources Colorado Motor Carrier Association Commercial Drivers License (CDL) CDL Medical Certification Requirements Colorado Port of Entry Locations Road Conditions & Traffic Information Colorado Chain Law

Safety Enforcement in Express Lanes

Within the I-70 Mountain, I-25 North and C-470 Express Lanes, roadside sensors will issue civil penalties starting at $75 to drivers who:

Use the Express Lanes when they're closed
Cross the solid white or yellow lines
I-70 Mountain Express Lanes only: Drive in the in vehicles with more than two axles or extending longer than 25 feet

For the I-70 Mountain Express Lanes, violations committed on or after July 21 will result in a $75 civil penalty. Violations not paid within 20 days of issuance will increase to a $150 civil penalty. These civil penalties will apply to the Express Lanes on C-470 and I-25 between US 36 and E-470 starting Oct. 1. Learn more about this program at codot.gov/programs/expresslanes/enforcementprogram.

Violation Questions?
If you have questions about a violation or fine, payments or to file a dispute, please visit expresslanesafety.com/CO/violations or call 833-816-0316 for assistance. CDOT is not managing these requests, and must go through the Express Lanes Safety Enforcement program.

CDOT Region Map Mapa de regiones del Departamento de Transporte de Colorado

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Our Customer Service Agents are available and waiting for your call.

Connect with an Agent in Your Region

Region 1 and Headquarters (Denver/Central Colorado)
Region 2 (Southeast Colorado)
Region 3 (Northwestern Colorado)
Region 4 (Northeast Colorado)
Region 5 (Southwestern Colorado)

CDOT Office Hours:
8 a.m. to 4:30 p.m. | Monday - Friday

Interpretation and Translation Services: CDOT provides reasonable language assistance free of charge upon request. Contact the Civil Rights & Business Resource Center for translation or interpretation requests related to any CDOT public meeting or service.

Access for the Visually and Hearing Impaired: Dial 711 or (800) 659-3656 to reach Relay Colorado. Relay Colorado is a free service that provides full telephone access to people who are deaf, hard of hearing, deaf-blind or speech-disabled.

Region 1 Office
2829 W. Howard Pl.
Denver, CO 80204
303-759-2368

Region 2 Office
5615 Wills Blvd.
Pueblo, CO 81008
719-562-5568

Region 3 Office
222 S. 6th St., #317
Grand Junction, CO 81501-2769
970-243-2368

Region 4 Office
10601 W. 10th St.
Greeley, CO 80634
970-350-2368

Region 5 Office
3803 North Main Ave. #306
Durango, CO 81301
970-385-1423

Headquarters Office
2829 W. Howard Pl.
Denver, CO 80204
303-757-9011