Ohio Rev. Code Ann. § 723.07

No street or alley shall be vacated or narrowed unless notice of the pendency and prayer of the petition under section 723.04 of the Revised Code is given by publishing, in a newspaper of general circulation in such municipal corporation, for six consecutive weeks preceding action on such petition, or as provided in section 7.16 of the Revised Code preceding action on the petition. Where no newspaper is of general circulation in the municipal corporation, notice shall be given by posting the notice in three public places therein six weeks preceding such action. Action thereon shall take place within three months after the completion of the notice.