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U.S. ZIP Code 50590
5-digit United States postal code #50590, Swea City, IA
ZIP code 50590 is located in the city (place name) Swea City, сounty Kossuth in the state of Iowa. The population in ZIP code 50590 is 879 and the population density is 4.3. ZIP code 50590 refers to сounty Kossuth having сounty FIPS 19109, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19109: 100%. In the area of the ZIP code 50590 valid time zone America/Chicago.