Below is a list of Hartland WI zip codes. For your research we have also included Hartland Area Code, Time Zone, UTC and the local Waukesha County FIPS Code. Each Hartland Wisconsin zip code has a center Longitude / Latitude point (the Hartland center is -88.343399047852 / 43.104801177979). For your convenience we have also indicated if that zip code in Hartland observes Daylight Savings time.