Diana Diehl (Postmaster)
diana.l.diehl@usps.gov
125 W Washington St
Cedarville, IL 61013
Cedarville, IL 61013
The Cedarville Post Office is located in the state of Illinois within Stephenson County. This location serves 528 Cedarville residents with a median income of $60,357. It's estimated that approximately 843 packages pass through this post office each year.