Colorado Dept of Revenue

Colorado Dept of Revenue is the state agency that oversees the tax and financial management, headquarter address is 1375 Sherman St., Denver, CO 80261. Colorado Dept of Revenue phone number is 303-238-7378. Please browse the below CO DOR offices and divisions direct numbers:

Colorado Dept of Revenue Phone Number

Colorado Dept of Revenue main number: 303-238-7378
TTY Telephone Users: 1-800-659-2656
Voice Telephone Users: 1-800-659-3656
Hours: Monday through Friday, 8:00 am to 4:30 pm MT

Collections Phone Number: 303-205-8291
Collections Hours: Monday-Thursday from 8:00 am to 4:30 pm, Friday 8:30 am to 4:30 pm
EFT/Electronic Payment: 303-205-8333
Sales & Use Tax System (SUTS) Support: 720-795-7759

Bankruptcy Phone Number: 303-866-3711
Compliance: 303-866-3711
Discovery Phone Number: 303-205-8292
Excise Tax Unit (Cigarette, Liquor, Nicotine, Marijuana, and Tobacco Products): 303-205-8287
Field Audit: 303-692-7981
Fraud and Tax Evasion: 303-205-8262
Fuel Tax Unit (Fuel & IFTA): 303-205-8205
Special Event Sales Tax Phone Number: 303-866-5643

CDOR Email Addresses:
General Tax Email Address: [email protected]
Bankruptcy Email Address: [email protected]
Collections Email Address: [email protected]
Compliance Email Address: [email protected]
Criminal Tax Investigations Email Address: [email protected]
Discovery Email Address: [email protected]
Excise Tax Unit Email Address: [email protected]
Fuel Tax Unit Email Address: [email protected]
Special Event Sales Tax Email Address: [email protected]

CDOR Offices:
CDOR Denver Metro
Address: 1881 Pierce Street, Entrance B, Lakewood, CO 80214

CDOR Colorado Springs
Address: 2447 North Union Blvd., Colorado Springs, CO 80909

CDOR Fort Collins
Address: 3030 South College Ave., Fort Collins, CO 80525

CDOR Grand Junction
Address: 222 South 6th St, Suite 208, Grand Junction, CO 81501

CDOR Pueblo
Address: 827 West 4th St, Suite A, Pueblo, CO 81003

Colorado Dept of Revenue phone number to talk to a real person at CO DOR office is 303-238-7378.

Colorado Dept of Revenue Fax Number – What is Colorado Dept of Revenue fax number?

Colorado Dept of Revenue fax number to send fax massages, documents, forms, requests, and inquiries using a facsimile machine is 303-866-4176.

Colorado Dept of Revenue Website

Colorado Dept of Revenue website where you can access the latest news, CO DOR management team details, updates, state announcements and more, can be accessed by using the below website address:

Colorado Dept of Revenue Address – What is Colorado Dept of Revenue address?

Colorado Dept of Revenue address where you can send official mail, documents, forms, requests, and inquiries is:

Agency: Colorado Dept of Revenue (Colorado Department of Revenue)
Street: 1375 Sherman St.
City: Denver
State: Colorado
ZIP: 80261

Colorado Dept of Revenue Services

Colorado Dept of Revenue provides many public services including Administers tax laws, Enforces laws and regulations, Performs motor vehicle tag and title administration, State Revenue Statistics and Reports, Taxpayers’ Rights Advocate, Tax & Industry Guides, Taxpayer Bill of Rights, Information and Records Requests, Tax Protests and Appeals, Property Tax Appeals, Alcohol and Tobacco Hearings, Tax Refunds & Debts, Tax Programs, Special Taxes & Fees, Tax Permits, Filing & Paying Taxes, Fees, Remittances, Proposed Rules, Public Meetings and Regulatory Plans.
Watch this video to learn more about Colorado Dept of Revenue services, responsibilities, and tasks. is a free website for state dept of revenue information hub including Colorado Dept of Revenue and all DOR, nationwide. We’d appreciate that if you find new information for Colorado Dept of Revenue or any other dept of revenue, nationwide, you shared it with us.

This website was created as an independent DOR information hub, with no affiliation with any of the federal or state’s government department, office, agency, board, bureau, or commission.

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