There are 2 Post Offices in Plum Branch, South Carolina, serving a population of 76 people in an area of 1 square miles. There is 1 Post Office per 38 people, and 1 Post Office per square mile.
In South Carolina, Plum Branch is ranked 78th of 496 cities in Post Offices per capita, and 78th of 496 cities in Post Offices per square mile.
Find addresses, phone numbers, fax numbers, hours & services for Plum Branch Post Offices.
US Post Office 106 Circle Drive Plum Branch, SC Mailing Service, Postal Services
United States Postal Service 102 Depot Street North Plum Branch, SC Mailing Service, Postal Services