Below is a list of Washta IA zip codes. For your research we have also included Washta Area Code, Time Zone, UTC and the local Cherokee County FIPS Code. Each Washta Iowa zip code has a center Longitude / Latitude point (the Washta center is -95.715301513672 / 42.57559967041). For your convenience we have also indicated if that zip code in Washta observes Daylight Savings time.