Below is a list of Hemphill County TX zip codes. For your research we have also included Hemphill County Area Code, Time Zone, UTC and the local County FIPS Code. Each Hemphill County Texas zip code has a center Longitude / Latitude point (the Hemphill County center is -100.33499908447 / 35.873100280762). For your convenience we have also indicated if that zip code in Hemphill County observes Daylight Savings time.