The Duncan Post Office is located in the state of Arizona within Greenlee County. This location serves 2,588 Duncan residents with a median income of $35,139. It's estimated that approximately 4,131 packages pass through this post office each year.
The Duncan Post Office is located in the state of Arizona within Greenlee County. This location serves 2,588 Duncan residents with a median income of $35,139. It's estimated that approximately 4,131 packages pass through this post office each year.