Below is a list of Nemaha IA zip codes. For your research we have also included Nemaha Area Code, Time Zone, UTC and the local Sac County FIPS Code. Each Nemaha Iowa zip code has a center Longitude / Latitude point (the Nemaha center is -95.086097717285 / 42.518001556396). For your convenience we have also indicated if that zip code in Nemaha observes Daylight Savings time.