The Omaha Post Office is located in the state of Illinois within Gallatin County. This location serves 686 Omaha residents with a median income of $40,481. It's estimated that approximately 1,095 packages pass through this post office each year.
The Omaha Post Office is located in the state of Illinois within Gallatin County. This location serves 686 Omaha residents with a median income of $40,481. It's estimated that approximately 1,095 packages pass through this post office each year.