The Arco Post Office is located in the state of Idaho within Butte County. This location serves 1,644 Arco residents with a median income of $38,958. It's estimated that approximately 2,624 packages pass through this post office each year.
The Arco Post Office is located in the state of Idaho within Butte County. This location serves 1,644 Arco residents with a median income of $38,958. It's estimated that approximately 2,624 packages pass through this post office each year.