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U.S. ZIP Code 52232
5-digit United States postal code #52232, Hartwick, IA
ZIP code 52232 is located in the city (place name) Hartwick, сounty Poweshiek in the state of Iowa. The population in ZIP code 52232 is 178 and the population density is 3.7. ZIP code 52232 refers to сounty Poweshiek having сounty FIPS 19157, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19157: 100%. In the area of the ZIP code 52232 valid time zone America/Chicago.