The Mills Post Office is located in the state of Wyoming within Natrona County. This location serves 1,480 Mills residents with a median income of $36,518. It's estimated that approximately 2,362 packages pass through this post office each year.
The Mills Post Office is located in the state of Wyoming within Natrona County. This location serves 1,480 Mills residents with a median income of $36,518. It's estimated that approximately 2,362 packages pass through this post office each year.