The Wall Lake Post Office is located in the state of Iowa within Sac County. This location serves 1,092 Wall Lake residents with a median income of $45,000. It's estimated that approximately 1,743 packages pass through this post office each year.
The Wall Lake Post Office is located in the state of Iowa within Sac County. This location serves 1,092 Wall Lake residents with a median income of $45,000. It's estimated that approximately 1,743 packages pass through this post office each year.