Below is a list of Eaton Rapids MI zip codes. For your research we have also included Eaton Rapids Area Code, Time Zone, UTC and the local Eaton County FIPS Code. Each Eaton Rapids Michigan zip code has a center Longitude / Latitude point (the Eaton Rapids center is -84.65599822998 / 42.509300231934). For your convenience we have also indicated if that zip code in Eaton Rapids observes Daylight Savings time.