The Calmar Post Office is located in the state of Iowa within Winneshiek County. This location serves 1,938 Calmar residents with a median income of $49,716. It's estimated that approximately 3,093 packages pass through this post office each year.
The Calmar Post Office is located in the state of Iowa within Winneshiek County. This location serves 1,938 Calmar residents with a median income of $49,716. It's estimated that approximately 3,093 packages pass through this post office each year.