Below is a list of Toppenish WA zip codes. For your research we have also included Toppenish Area Code, Time Zone, UTC and the local Yakima County FIPS Code. Each Toppenish Washington zip code has a center Longitude / Latitude point (the Toppenish center is -120.31500244141 / 46.38090133667). For your convenience we have also indicated if that zip code in Toppenish observes Daylight Savings time.