Below is a list of Hauula HI zip codes. For your research we have also included Hauula Area Code, Time Zone, UTC and the local Honolulu County FIPS Code. Each Hauula Hawaii zip code has a center Longitude / Latitude point (the Hauula center is -157.90600585938 / 21.606899261475). For your convenience we have also indicated if that zip code in Hauula observes Daylight Savings time.