Below is a list of Eau Claire County WI zip codes. For your research we have also included Eau Claire County Area Code, Time Zone, UTC and the local County FIPS Code. Each Eau Claire County Wisconsin zip code has a center Longitude / Latitude point (the Eau Claire County center is -91.334396362305 / 44.755298614502). For your convenience we have also indicated if that zip code in Eau Claire County observes Daylight Savings time.