R Wayne Russell (Postmaster)
roger.w.russell@usps.gov
102 Depot St N
Plum Branch, SC 29845
Plum Branch, SC 29845
The Plum Branch Post Office is located in the state of South Carolina within McCormick County. This location serves 1,104 Plum Branch residents with a median income of $41,781. It's estimated that approximately 1,762 packages pass through this post office each year.