The Isabel Post Office is located in the state of South Dakota within Dewey County. This location serves 414 Isabel residents with a median income of $57,500. It's estimated that approximately 661 packages pass through this post office each year.
The Isabel Post Office is located in the state of South Dakota within Dewey County. This location serves 414 Isabel residents with a median income of $57,500. It's estimated that approximately 661 packages pass through this post office each year.