Below is a list of Mullin TX zip codes. For your research we have also included Mullin Area Code, Time Zone, UTC and the local Mills County FIPS Code. Each Mullin Texas zip code has a center Longitude / Latitude point (the Mullin center is -98.667503356934 / 31.554800033569). For your convenience we have also indicated if that zip code in Mullin observes Daylight Savings time.