ZIP Code
ZIP Code 81123
Blanca, Costilla County, Colorado CO
Population
606
Density
1.6/sq mi
Timezone
America/Denver
Safety Score
50
50
Average
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Overview
ZIP code 81123 is located in Blanca, Costilla County, Colorado. The area has a population of approximately 606 residents with a population density of 1.6 per square mile. It is in the America/Denver timezone.