Below is a list of Big Wells TX zip codes. For your research we have also included Big Wells Area Code, Time Zone, UTC and the local Dimmit County FIPS Code. Each Big Wells Texas zip code has a center Longitude / Latitude point (the Big Wells center is -99.56909942627 / 28.573400497437). For your convenience we have also indicated if that zip code in Big Wells observes Daylight Savings time.