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U.S. ZIP Code 52157
5-digit United States postal code #52157, Mc Gregor, IA
ZIP code 52157 is located in the city (place name) Mc Gregor, сounty Clayton in the state of Iowa. The population in ZIP code 52157 is 1828 and the population density is 12.5. ZIP code 52157 refers to сounty Clayton having сounty FIPS 19043, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19043: 100%. In the area of the ZIP code 52157 valid time zone America/Chicago.