Below is a list of Slinger WI zip codes. For your research we have also included Slinger Area Code, Time Zone, UTC and the local Washington County FIPS Code. Each Slinger Wisconsin zip code has a center Longitude / Latitude point (the Slinger center is -88.285102844238 / 43.334400177002). For your convenience we have also indicated if that zip code in Slinger observes Daylight Savings time.