Below is a list of East Troy WI zip codes. For your research we have also included East Troy Area Code, Time Zone, UTC and the local Walworth County FIPS Code. Each East Troy Wisconsin zip code has a center Longitude / Latitude point (the East Troy center is -88.404899597168 / 42.785999298096). For your convenience we have also indicated if that zip code in East Troy observes Daylight Savings time.