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U.S. ZIP Code 75166
5-digit United States postal code #75166, Lavon, TX
ZIP code 75166 is located in the city (place name) Lavon, сounty Collin in the state of Texas. The population in ZIP code 75166 is 3070 and the population density is 89.7. ZIP code 75166 refers to сounty Collin having сounty FIPS 48085, the ratio of people from different counties in this ZIP code is as follows: all county weights - 48085: 100%. In the area of the ZIP code 75166 valid time zone America/Chicago.