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U.S. ZIP Code 51656
5-digit United States postal code #51656, Yorktown, IA
ZIP code 51656 is located in the city (place name) Yorktown, сounty Page in the state of Iowa. The population in ZIP code 51656 is 71 and the population density is 162.1. ZIP code 51656 refers to сounty Page having сounty FIPS 19145, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19145: 100%. In the area of the ZIP code 51656 valid time zone America/Chicago.