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U.S. ZIP Code 81232
5-digit United States postal code #81232, Hillside, CO
ZIP code 81232 is located in the city (place name) Hillside, сounty Fremont in the state of Colorado. The population in ZIP code 81232 is 23 and the population density is 4.6. ZIP code 81232 refers to сounty Fremont having сounty FIPS 08043, the ratio of people from different counties in this ZIP code is as follows: all county weights - 08043: 100%. In the area of the ZIP code 81232 valid time zone America/Denver.