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U.S. ZIP Code 66740
5-digit United States postal code #66740, Galesburg, KS
ZIP code 66740 is located in the city (place name) Galesburg, сounty Neosho in the state of Kansas. The population in ZIP code 66740 is 477 and the population density is 4.1. ZIP code 66740 refers to сounty Neosho having сounty FIPS 20133, the ratio of people from different counties in this ZIP code is as follows: all county weights - 20133: 100%. In the area of the ZIP code 66740 valid time zone America/Chicago.