Below is a list of Ritzville WA zip codes. For your research we have also included Ritzville Area Code, Time Zone, UTC and the local Adams County FIPS Code. Each Ritzville Washington zip code has a center Longitude / Latitude point (the Ritzville center is -118.376 / 47.1264). For your convenience we have also indicated if that zip code in Ritzville observes Daylight Savings time. For more information on Ritzville Washington you will find helpful business links and searches.