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U.S. ZIP Code 66770
5-digit United States postal code #66770, Riverton, KS
ZIP code 66770 is located in the city (place name) Riverton, сounty Cherokee in the state of Kansas. The population in ZIP code 66770 is 1158 and the population density is 64.5. ZIP code 66770 refers to сounty Cherokee having сounty FIPS 20021, the ratio of people from different counties in this ZIP code is as follows: all county weights - 20021: 100%. In the area of the ZIP code 66770 valid time zone America/Chicago.