Below is a list of Gaines County TX zip codes. For your research we have also included Gaines County Area Code, Time Zone, UTC and the local County FIPS Code. Each Gaines County Texas zip code has a center Longitude / Latitude point (the Gaines County center is -102.55100250244 / 32.856899261475). For your convenience we have also indicated if that zip code in Gaines County observes Daylight Savings time.