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303-894-2200
1700 Broadway
Suite 550
Denver, CO 80290
Northeast corner of 17th and Broadway
Address mail to the attention of the appropriate program.
Office hours
8:00 AM - 5:00 PM
Monday - Friday
Holiday calendar
1-855-428-3555 (toll free)
Business & Licensing
303-894-2200
1-855-428-3555 (toll free)
Español - 303-894-2200 ext. 6260
Listen to the options to navigate to the program of your choice.
Apostilles & Authentications
Certified documents
303-894-2200
Expedited apostille & authentication services for walk-in customers only: 8:00 AM - 4:30 PM
authentications@coloradosos.gov
Bingo & Raffle
303-894-2200
303-869-4871 (FAX)
licensing@coloradosos.gov
Business Organizations
303-894-2200
303-869-4864 (FAX)
business@coloradosos.gov
Charities & Fundraisers
303-894-2200
303-869-4871 (FAX)
charitable@coloradosos.gov
Code of Colorado Regulations
Administrative Rules
303-894-2200
rules@coloradosos.gov
Durable Medical Equipment
DME Suppliers
303-894-2200
dme@coloradosos.gov
Notary Public
303-894-2200
notary@coloradosos.gov
Uniform Commercial Code
303-894-2200
business@coloradosos.gov
Elections & Voting
303-894-2200
303-869-4861 (FAX)
elections@coloradosos.gov
Help America Vote Act (HAVA)
SCORE
Voter information
Campaign Finance Guidance
303-894-2200 & press 3
cpfhelp@coloradosos.gov
Campaign Finance Complaints and Enforcement
303-894-2200, ext. 6338
cpfcomplaints@coloradosos.gov
Lobbyist Registration
303-894-2200
303-869-4861 (FAX)
lobbyists@coloradosos.gov
Administration Division
303-894-2200
303-869-4860 (FAX)
303-869-4867 (TDD)
administration@coloradosos.gov
Accounting
Budget/Finance
Contracts
Human Resources
Press/Public Information Officer
Department Rulemaking
Submit questions and comments about Colorado Secretary of State notices of proposed rulemaking.
sos.rulemaking@coloradosos.gov
State seal - questions or complaints
Cheryl.Hodges@coloradosos.gov