Online: To request a duplicate registration card, go to dmv.colorado.gov
You will need your license plate number and VIN number or Verification code which is found on the back of your registration card, US Government issued photo ID, and a valid credit card or check.
In Person: Visit any Colorado Vehicle Registration office for a duplicate registration and the cost is $4.00.
Note for all online transactions: Be sure to use the State of Colorado’s official websites of dmv.colorado.gov or mydmv.colorado.gov. Never use “.org” or “.com”