Below is a list of Cowiche WA zip codes. For your research we have also included Cowiche Area Code, Time Zone, UTC and the local Yakima County FIPS Code. Each Cowiche Washington zip code has a center Longitude / Latitude point (the Cowiche center is -120.70999908447 / 46.669799804688). For your convenience we have also indicated if that zip code in Cowiche observes Daylight Savings time.