Below is a list of San Jacinto County TX zip codes. For your research we have also included San Jacinto County Area Code, Time Zone, UTC and the local County FIPS Code. Each San Jacinto County Texas zip code has a center Longitude / Latitude point (the San Jacinto County center is -95.163803100586 / 30.635499954224). For your convenience we have also indicated if that zip code in San Jacinto County observes Daylight Savings time.