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U.S. ZIP Code 42123
5-digit United States postal code #42123, Austin, KY
ZIP code 42123 is located in the city (place name) Austin, сounty Barren in the state of Kentucky. The population in ZIP code 42123 is 840 and the population density is 13.7. ZIP code 42123 refers to сounty Barren having сounty FIPS 21009, the ratio of people from different counties in this ZIP code is as follows: all county weights - 21009: 100%. In the area of the ZIP code 42123 valid time zone America/Chicago.