Cynthia K Hartman (Postmaster)
cynthia.k.hartman@usps.gov
211 N Clay St
Mount Carroll, IL 61053
Mount Carroll, IL 61053
The Mount Carroll Post Office is located in the state of Illinois within Carroll County. This location serves 2,852 Mount Carroll residents with a median income of $45,861. It's estimated that approximately 4,552 packages pass through this post office each year.