Amanda C Erickson (Postmaster)
amanda.c.erickson@usps.gov
102 Pine St
Garrison, IA 52229
Garrison, IA 52229
The Garrison Post Office is located in the state of Iowa within Benton County. This location serves 721 Garrison residents with a median income of $60,574. It's estimated that approximately 1,151 packages pass through this post office each year.