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U.S. ZIP Code 77360
5-digit United States postal code #77360, Onalaska, TX
ZIP code 77360 is located in the city (place name) Onalaska, сounty Polk in the state of Texas. The population in ZIP code 77360 is 5280 and the population density is 62.0. ZIP code 77360 refers to сounty Polk having сounty FIPS 48373, the ratio of people from different counties in this ZIP code is as follows: all county weights - 48373: 100%. In the area of the ZIP code 77360 valid time zone America/Chicago.