Below is a list of Palouse WA zip codes. For your research we have also included Palouse Area Code, Time Zone, UTC and the local Whitman County FIPS Code. Each Palouse Washington zip code has a center Longitude / Latitude point (the Palouse center is -117.077003479 / 46.909698486328). For your convenience we have also indicated if that zip code in Palouse observes Daylight Savings time.