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U.S. ZIP Code 61411
5-digit United States postal code #61411, Adair, IL
ZIP code 61411 is located in the city (place name) Adair, сounty McDonough in the state of Illinois. The population in ZIP code 61411 is 378 and the population density is 3.9. ZIP code 61411 refers to сounty McDonough having сounty FIPS 17109, the ratio of people from different counties in this ZIP code is as follows: all county weights - 17109: 100%. In the area of the ZIP code 61411 valid time zone America/Chicago.