Below is a list of Benton City WA zip codes. For your research we have also included Benton City Area Code, Time Zone, UTC and the local Benton County FIPS Code. Each Benton City Washington zip code has a center Longitude / Latitude point (the Benton City center is -119.471 / 46.2603). For your convenience we have also indicated if that zip code in Benton City observes Daylight Savings time. For more information on Benton City Washington you will find helpful business links and searches.