The Ethan Post Office is located in the state of South Dakota within Davison County. This location serves 895 Ethan residents with a median income of $53,917. It's estimated that approximately 1,429 packages pass through this post office each year.
The Ethan Post Office is located in the state of South Dakota within Davison County. This location serves 895 Ethan residents with a median income of $53,917. It's estimated that approximately 1,429 packages pass through this post office each year.