Herbert Lockard (Postmaster)
herbert.w.lockard@usps.gov
221 Broadway St
Diagonal, IA 50845
Diagonal, IA 50845
The Diagonal Post Office is located in the state of Iowa within Ringgold County. This location serves 811 Diagonal residents with a median income of $48,672. It's estimated that approximately 1,294 packages pass through this post office each year.