Deborah A Deutscher (Postmaster)
deborah.a.deutscher@usps.gov
50669 Harmony St
Osseo, WI 54758
Osseo, WI 54758
The Osseo Post Office is located in the state of Wisconsin within Trempealeau County. This location serves 4,626 Osseo residents with a median income of $49,817. It's estimated that approximately 7,384 packages pass through this post office each year.