The Humboldt Post Office is located in the state of Iowa within Humboldt County. This location serves 5,869 Humboldt residents with a median income of $50,750. It's estimated that approximately 9,368 packages pass through this post office each year.
The Humboldt Post Office is located in the state of Iowa within Humboldt County. This location serves 5,869 Humboldt residents with a median income of $50,750. It's estimated that approximately 9,368 packages pass through this post office each year.