Below is a list of Thomaston TX zip codes. For your research we have also included Thomaston Area Code, Time Zone, UTC and the local De Witt County FIPS Code. Each Thomaston Texas zip code has a center Longitude / Latitude point (the Thomaston center is -97.155197143555 / 28.997200012207). For your convenience we have also indicated if that zip code in Thomaston observes Daylight Savings time.