Below is a list of Ephraim WI zip codes. For your research we have also included Ephraim Area Code, Time Zone, UTC and the local Door County FIPS Code. Each Ephraim Wisconsin zip code has a center Longitude / Latitude point (the Ephraim center is -87.171798706055 / 45.159000396729). For your convenience we have also indicated if that zip code in Ephraim observes Daylight Savings time.