Colo. Rev. Stat. § 31-2-404
At any meeting of the governing body of any city or town after the presentation of the petition, the governing body shall fix the time when the petition shall be considered and order notice of the presentation thereof to be given by publishing such notice once each week for three successive weeks in some newspaper having a general circulation in such city or town. If there is no such newspaper, publication shall be by posting a copy of said notice in three public places within the municipal limits. Such notice shall state that a change of the name of such city or town has been petitioned for and the time when action on said petition will be had, at which time remonstrances, if any, will be heard.
C.R.S. § 31-2-404
This section is similar to former § 31-1-304 as it existed prior to 1975.