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U.S. ZIP Code 81057
5-digit United States postal code #81057, Mc Clave, CO
ZIP code 81057 is located in the city (place name) Mc Clave, сounty Bent in the state of Colorado. The population in ZIP code 81057 is 418 and the population density is 3.1. ZIP code 81057 refers to сounty Bent having сounty FIPS 08011, the ratio of people from different counties in this ZIP code is as follows: all county weights - 08011: 100%. In the area of the ZIP code 81057 valid time zone America/Denver.