Below is a list of Polk County TX zip codes. For your research we have also included Polk County Area Code, Time Zone, UTC and the local County FIPS Code. Each Polk County Texas zip code has a center Longitude / Latitude point (the Polk County center is -94.841300964355 / 30.745100021362). For your convenience we have also indicated if that zip code in Polk County observes Daylight Savings time.