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U.S. ZIP Code 50620
5-digit United States postal code #50620, Colwell, IA
ZIP code 50620 is located in the city (place name) Colwell, сounty Floyd in the state of Iowa. The population in ZIP code 50620 is 54 and the population density is 166.4. ZIP code 50620 refers to сounty Floyd having сounty FIPS 19067, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19067: 100%. In the area of the ZIP code 50620 valid time zone America/Chicago.