The Havana Post Office is located in the state of Illinois within Mason County. This location serves 5,385 Havana residents with a median income of $36,745. It's estimated that approximately 8,595 packages pass through this post office each year.
The Havana Post Office is located in the state of Illinois within Mason County. This location serves 5,385 Havana residents with a median income of $36,745. It's estimated that approximately 8,595 packages pass through this post office each year.