Below is a list of Wahiawa HI zip codes. For your research we have also included Wahiawa Area Code, Time Zone, UTC and the local Honolulu County FIPS Code. Each Wahiawa Hawaii zip code has a center Longitude / Latitude point (the Wahiawa center is -158.02000427246 / 21.500400543213). For your convenience we have also indicated if that zip code in Wahiawa observes Daylight Savings time.