Below is a list of Ewa Beach HI zip codes. For your research we have also included Ewa Beach Area Code, Time Zone, UTC and the local Honolulu County FIPS Code. Each Ewa Beach Hawaii zip code has a center Longitude / Latitude point (the Ewa Beach center is -158.00999450684 / 21.312400817871). For your convenience we have also indicated if that zip code in Ewa Beach observes Daylight Savings time.