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U.S. ZIP Code 81101
5-digit United States postal code #81101, Alamosa, CO
ZIP code 81101 is located in the city (place name) Alamosa, сounty Alamosa in the state of Colorado. The population in ZIP code 81101 is 14675 and the population density is 13.8. ZIP code 81101 refers to сounty Alamosa having сounty FIPS 08003, the ratio of people from different counties in this ZIP code is as follows: all county weights - 08003: 99.25%, 08021: 0.75%. In the area of the ZIP code 81101 valid time zone America/Denver.
ZIP: 81101
County: Alamosa
Place Name: Alamosa
State: Colorado
State Abbreviation: CO
Coordinates: 37° 29' 1.284" N, 105° 49' 48.216" W
Latitude: 37.483690000000
Longitude: -105.830060000000
Population: 14675
Density: 13.8/km2
Time zone: America/Denver
County FIPS: 08003
All county weights: 08003: 99.25%, 08021: 0.75%