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U.S. ZIP Code 66712
5-digit United States postal code #66712, Arma, KS
ZIP code 66712 is located in the city (place name) Arma, сounty Crawford in the state of Kansas. The population in ZIP code 66712 is 1939 and the population density is 34.4. ZIP code 66712 refers to сounty Crawford having сounty FIPS 20037, the ratio of people from different counties in this ZIP code is as follows: all county weights - 20037: 100%. In the area of the ZIP code 66712 valid time zone America/Chicago.