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U.S. ZIP Code 75421
5-digit United States postal code #75421, Brookston, TX
ZIP code 75421 is located in the city (place name) Brookston, сounty Lamar in the state of Texas. The population in ZIP code 75421 is 1003 and the population density is 7.1. ZIP code 75421 refers to сounty Lamar having сounty FIPS 48277, the ratio of people from different counties in this ZIP code is as follows: all county weights - 48277: 100%. In the area of the ZIP code 75421 valid time zone America/Chicago.