N.J. Stat. Ann. § 40:69A-171

If the petition shall be sufficient the municipal clerk shall within two days notify the mayor, councilman or councilmen whose recall is sought thereby. If such notice cannot be served personally upon the mayor, councilman or councilmen affected, service may be made by registered mail addressed to the officer's last known address. If within five days after the service of the notice by the municipal clerk the mayor, councilman or councilmen sought to be recalled by such petition do not resign, or having tendered their resignation it shall not have been accepted by the municipal council, the municipal clerk shall order and fix a date for holding a recall election not less than sixty nor more than ninety days from the filing of the petition. Notice of the filing of the petition and of the date of the election shall be posted for public view in the office of the municipal clerk and he shall also insert the notice forthwith in a newspaper published in the municipality, or if there be no such newspaper, then in a newspaper having general circulation in such municipality.