The Costilla Post Office is located in the state of New Mexico within Taos County. This location serves 260 Costilla residents with a median income of $15,966. It's estimated that approximately 415 packages pass through this post office each year.
The Costilla Post Office is located in the state of New Mexico within Taos County. This location serves 260 Costilla residents with a median income of $15,966. It's estimated that approximately 415 packages pass through this post office each year.