The Oswego Post Office is located in the state of Kansas within Labette County. This location serves 2,834 Oswego residents with a median income of $43,500. It's estimated that approximately 4,523 packages pass through this post office each year.
The Oswego Post Office is located in the state of Kansas within Labette County. This location serves 2,834 Oswego residents with a median income of $43,500. It's estimated that approximately 4,523 packages pass through this post office each year.