Below is a list of High Island TX zip codes. For your research we have also included High Island Area Code, Time Zone, UTC and the local Galveston County FIPS Code. Each High Island Texas zip code has a center Longitude / Latitude point (the High Island center is -94.396499633789 / 29.565700531006). For your convenience we have also indicated if that zip code in High Island observes Daylight Savings time.