Below is a list of Sand Flat TX zip codes. For your research we have also included Sand Flat Area Code, Time Zone, UTC and the local Smith County FIPS Code. Each Sand Flat Texas zip code has a center Longitude / Latitude point (the Sand Flat center is -95.280799865723 / 32.487400054932). For your convenience we have also indicated if that zip code in Sand Flat observes Daylight Savings time.