The Peru Post Office is located in the state of Illinois within La Salle County. This location serves 10,870 Peru residents with a median income of $52,000. It's estimated that approximately 17,350 packages pass through this post office each year.
The Peru Post Office is located in the state of Illinois within La Salle County. This location serves 10,870 Peru residents with a median income of $52,000. It's estimated that approximately 17,350 packages pass through this post office each year.