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U.S. ZIP Code 66621
5-digit United States postal code #66621, Topeka, KS
ZIP code 66621 is located in the city (place name) Topeka, сounty Shawnee in the state of Kansas. The population in ZIP code 66621 is 643 and the population density is 994.4. ZIP code 66621 refers to сounty Shawnee having сounty FIPS 20177, the ratio of people from different counties in this ZIP code is as follows: all county weights - 20177: 100%. In the area of the ZIP code 66621 valid time zone America/Chicago.