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U.S. ZIP Code 66510
5-digit United States postal code #66510, Melvern, KS
ZIP code 66510 is located in the city (place name) Melvern, сounty Osage in the state of Kansas. The population in ZIP code 66510 is 779 and the population density is 5.3. ZIP code 66510 refers to сounty Osage having сounty FIPS 20139, the ratio of people from different counties in this ZIP code is as follows: all county weights - 20139: 100%. In the area of the ZIP code 66510 valid time zone America/Chicago.