Karl R Sprowls (Postmaster)
karl.r.sprowls@usps.gov
702 E Simpson St
Mechanicsburg, PA 17055
Mechanicsburg, PA 17055
The Mechanicsburg Post Office is located in the state of Pennsylvania within Cumberland County. This location serves 34,237 Mechanicsburg residents with a median income of $61,836. It's estimated that approximately 54,646 packages pass through this post office each year.