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U.S. ZIP Code 42273
5-digit United States postal code #42273, Rochester, KY
ZIP code 42273 is located in the city (place name) Rochester, сounty Butler in the state of Kentucky. The population in ZIP code 42273 is 443 and the population density is 9.4. ZIP code 42273 refers to сounty Butler having сounty FIPS 21031, the ratio of people from different counties in this ZIP code is as follows: all county weights - 21031: 100%. In the area of the ZIP code 42273 valid time zone America/Chicago.