Christine M Olson (Postmaster)
christine.m.olson@usps.gov
110 W 5th Ave
Shell Lake, WI 54871
Shell Lake, WI 54871
The Shell Lake Post Office is located in the state of Wisconsin within Washburn County. This location serves 3,105 Shell Lake residents with a median income of $42,235. It's estimated that approximately 4,956 packages pass through this post office each year.