Telephone calls and faxes that are permitted.

By Colorado law, some residential calls and faxes are allowed:
  • To any residence with that resident's prior express invitation or permission.
  • By or on behalf of any person or entity with whom a resident has an established business relationship.
  • For 30 days after a resident has contacted a business to inquire about the potential purchase of goods or services or until the resident requests that no further calls be made, whichever occurs first.
  • By or on behalf of a charitable organization that is required to and that has complied with the notice and reporting requirements of section 6-16-104 C.R.S. or is excluded from such notice and reporting requirements by section 6-16-103(7) C.R.S.
  • ade for the sole purpose of urging support for or opposition to a political candidate or ballot issue
  • Made for the sole purpose of conducting political polls or soliciting the expression of opinions, ideas, or votes
  • You may stop phone contact from a debt collector by taking the following steps:
    1. Send a demand in writing that you do not want to be called at this number.
    2. Send the letter by Certified mail.
    3. Keep a copy of the letter and the receipt for delivery for your records.
    The collection agency must comply with your request. There are both federal and state laws that apply to debt collection practices. For further information on collection laws, please visit our website at To file a complaint about a particular debt collector or collection agency, you may email the Colorado Collection Agency Board.

Note: The Colorado No-Call Law does not apply to business phone and fax numbers.