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U.S. ZIP Code 51550
5-digit United States postal code #51550, Magnolia, IA
ZIP code 51550 is located in the city (place name) Magnolia, сounty Harrison in the state of Iowa. The population in ZIP code 51550 is 181 and the population density is 124.3. ZIP code 51550 refers to сounty Harrison having сounty FIPS 19085, the ratio of people from different counties in this ZIP code is as follows: all county weights - 19085: 100%. In the area of the ZIP code 51550 valid time zone America/Chicago.