Brenda L Krukow-gast (Postmaster)
brenda.l.krukow-gast@usps.gov
109 S Main St
Marble Rock, IA 50653
Marble Rock, IA 50653
The Marble Rock Post Office is located in the state of Iowa within Floyd County. This location serves 639 Marble Rock residents with a median income of $62,500. It's estimated that approximately 1,020 packages pass through this post office each year.