Below is a list of Ozaukee County WI zip codes. For your research we have also included Ozaukee County Area Code, Time Zone, UTC and the local County FIPS Code. Each Ozaukee County Wisconsin zip code has a center Longitude / Latitude point (the Ozaukee County center is -87.95240020752 / 43.363399505615). For your convenience we have also indicated if that zip code in Ozaukee County observes Daylight Savings time.