Below is a list of Oceana County MI zip codes. For your research we have also included Oceana County Area Code, Time Zone, UTC and the local County FIPS Code. Each Oceana County Michigan zip code has a center Longitude / Latitude point (the Oceana County center is -86.286201477051 / 43.651901245117). For your convenience we have also indicated if that zip code in Oceana County observes Daylight Savings time.