Below is a list of Saint Donatus IA zip codes. For your research we have also included Saint Donatus Area Code, Time Zone, UTC and the local Jackson County FIPS Code. Each Saint Donatus Iowa zip code has a center Longitude / Latitude point (the Saint Donatus center is -90.539398193359 / 42.360599517822). For your convenience we have also indicated if that zip code in Saint Donatus observes Daylight Savings time.