The Defiance Post Office is located in the state of Iowa within Shelby County. This location serves 530 Defiance residents with a median income of $41,500. It's estimated that approximately 846 packages pass through this post office each year.
The Defiance Post Office is located in the state of Iowa within Shelby County. This location serves 530 Defiance residents with a median income of $41,500. It's estimated that approximately 846 packages pass through this post office each year.