Below is a list of Harrington WA zip codes. For your research we have also included Harrington Area Code, Time Zone, UTC and the local Lincoln County FIPS Code. Each Harrington Washington zip code has a center Longitude / Latitude point (the Harrington center is -118.326 / 47.419). For your convenience we have also indicated if that zip code in Harrington observes Daylight Savings time. For more information on Harrington Washington you will find helpful business links and searches.