The Onalaska Post Office is located in the state of Texas within Polk County. This location serves 5,280 Onalaska residents with a median income of $31,764. It's estimated that approximately 8,427 packages pass through this post office each year.
The Onalaska Post Office is located in the state of Texas within Polk County. This location serves 5,280 Onalaska residents with a median income of $31,764. It's estimated that approximately 8,427 packages pass through this post office each year.