Below is a list of Dupont WA zip codes. For your research we have also included Dupont Area Code, Time Zone, UTC and the local Pierce County FIPS Code. Each Dupont Washington zip code has a center Longitude / Latitude point (the Dupont center is -122.62200164795 / 47.108299255371). For your convenience we have also indicated if that zip code in Dupont observes Daylight Savings time.