Below is a list of West Chester IA zip codes. For your research we have also included West Chester Area Code, Time Zone, UTC and the local Washington County FIPS Code. Each West Chester Iowa zip code has a center Longitude / Latitude point (the West Chester center is -91.815696716309 / 41.337001800537). For your convenience we have also indicated if that zip code in West Chester observes Daylight Savings time.