Welcome to Flat Prairie ...Flat Prairie is located in the Piney Woods (East Texas). Flat Prairie is located in Trinity County<1>. A typical abbreviation for Flat Prairie: Flat Pr. Time Zone: Flat Prairie lies in the Central Time Zone (CST/CDT) and observes daylight saving time Area Code for Flat Prairie: 936 Communities Also Named Flat Prairie ...Using our Gazetteer, we found that there are two Texas communities named Flat Prairie: This one is located in Trinity County and the other is located in Fannin County. For more information, see our Tidbits & Trivia Page for Flat Prairie. Footnotes ...
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