Public notice of a hearing of the Local Boundary Commission shall be given in the area in which the hearing is to be held at least 15 days before the date of the hearing. The notice of the hearing must include the time, date, place, and subject of the hearing. The commissioner of commerce, community, and economic development shall give notice of the hearing at least three times in the press, through other news media, or by posting in a public place, whichever is most feasible.