Below is a list of Rockland MI zip codes. For your research we have also included Rockland Area Code, Time Zone, UTC and the local Ontonagon County FIPS Code. Each Rockland Michigan zip code has a center Longitude / Latitude point (the Rockland center is -89.179397583008 / 46.737998962402). For your convenience we have also indicated if that zip code in Rockland observes Daylight Savings time.