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U.S. ZIP Code 50642
5-digit United States postal code #50642, Holland, IA
ZIP code 50642 is located in the city (place name) Holland, сounty Grundy in the state of Iowa. The population in ZIP code 50642 is 581 and the population density is 7.0. ZIP code 50642 refers to сounty Grundy having сounty FIPS 19075, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19075: 100%. In the area of the ZIP code 50642 valid time zone America/Chicago.