Post office locations in 16157
| Post Office | Address | Phone | Hours |
| WAMPUM | 414 BEAVER ST WAMPUM, PA 16157 - 9800 | 724-535-4251 | Mon-Fri 9:30am - 12:30pm 1:30pm - 4:30pm Sat 8:30am - 12:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| WAMPUM | 414 BEAVER ST WAMPUM, PA 16157 - 9800 | 724-535-4251 | Mon-Fri 9:30am - 12:30pm 1:30pm - 4:30pm Sat 8:30am - 12:00pm Sun Closed |