Marianne S Miller (Postmaster)
marianne.s.miller@usps.gov
21 W Main St
Mount Morris, IL 61054
Mount Morris, IL 61054
The Mount Morris Post Office is located in the state of Illinois within Ogle County. This location serves 3,973 Mount Morris residents with a median income of $38,409. It's estimated that approximately 6,341 packages pass through this post office each year.