ZIP Code
ZIP Code 81101
Alamosa, Alamosa County, Colorado CO
Population
15,550
Density
16.3/sq mi
Timezone
America/Denver
Safety Score
50
50
Average
Loading map…
Overview
ZIP code 81101 is located in Alamosa, Alamosa County, Colorado. The area has a population of approximately 15,550 residents with a population density of 16.3 per square mile. It is in the America/Denver timezone.