The Blanca Post Office is located in the state of Colorado within Costilla County. This location serves 805 Blanca residents with a median income of $25,900. It's estimated that approximately 1,285 packages pass through this post office each year.
The Blanca Post Office is located in the state of Colorado within Costilla County. This location serves 805 Blanca residents with a median income of $25,900. It's estimated that approximately 1,285 packages pass through this post office each year.