Post Offices List in Newberry County, South Carolina:
| Chappells Post Office | 390 Sc Highway 39, Chappells, SC 29037 |
| Little Mountain Post Office | 5953 Wheeland Rd, Little Mountain, SC 29075 |
| Newberry Post Office | 1321 College St, Newberry, SC 29108 |
| Peak Post Office | 10 River St, Peak, SC 29122 |
| Pomaria Post Office | 5375 Us Highway 176, Pomaria, SC 29126 |
| Prosperity Post Office | 155 N Main St, Prosperity, SC 29127 |
| Silverstreet Post Office | 1195 Main St, Silverstreet, SC 29145 |
| Whitmire Post Office | 205 Main St, Whitmire, SC 29178 |