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U.S. ZIP Code 75644
5-digit United States postal code #75644, Gilmer, TX
ZIP code 75644 is located in the city (place name) Gilmer, сounty Upshur in the state of Texas. The population in ZIP code 75644 is 11444 and the population density is 23.6. ZIP code 75644 refers to сounty Upshur having сounty FIPS 48459, the ratio of people from different counties in this ZIP code is as follows: all county weights - 48459: 100%. In the area of the ZIP code 75644 valid time zone America/Chicago.