Below is a list of Elma WA zip codes. For your research we have also included Elma Area Code, Time Zone, UTC and the local Grays Harbor County FIPS Code. Each Elma Washington zip code has a center Longitude / Latitude point (the Elma center is -123.408 / 47.0089). For your convenience we have also indicated if that zip code in Elma observes Daylight Savings time. For more information on Elma Washington you will find helpful business links and searches.