Below is a list of Coahoma TX zip codes. For your research we have also included Coahoma Area Code, Time Zone, UTC and the local Howard County FIPS Code. Each Coahoma Texas zip code has a center Longitude / Latitude point (the Coahoma center is -101.30500030518 / 32.296699523926). For your convenience we have also indicated if that zip code in Coahoma observes Daylight Savings time.