Below is a list of Asherton TX zip codes. For your research we have also included Asherton Area Code, Time Zone, UTC and the local Dimmit County FIPS Code. Each Asherton Texas zip code has a center Longitude / Latitude point (the Asherton center is -99.760101318359 / 28.442100524902). For your convenience we have also indicated if that zip code in Asherton observes Daylight Savings time.