The Waldo Post Office is located in the state of Arkansas within Columbia County. This location serves 3,526 Waldo residents with a median income of $39,267. It's estimated that approximately 5,628 packages pass through this post office each year.
The Waldo Post Office is located in the state of Arkansas within Columbia County. This location serves 3,526 Waldo residents with a median income of $39,267. It's estimated that approximately 5,628 packages pass through this post office each year.