Below is a list of Millersburg IA zip codes. For your research we have also included Millersburg Area Code, Time Zone, UTC and the local Iowa County FIPS Code. Each Millersburg Iowa zip code has a center Longitude / Latitude point (the Millersburg center is -92.160102844238 / 41.573299407959). For your convenience we have also indicated if that zip code in Millersburg observes Daylight Savings time.