Post office locations in 15317
| Post Office | Address | Phone | Hours |
| CANONSBURG | 120 W PIKE ST CANONSBURG, PA 15317 - 1316 | 724-745-9042 | Mon-Fri 9:00am - 10:30am 11:30am - 5:00pm Sat 10:00am - 2:00pm Sun Closed |
| CANONSBURG CARRIER ANNEX | 14 CURRY AVE CANONSBURG, PA 15317 - 9998 | 724-745-5770 | |
| MC MURRAY | 3935 WASHINGTON RD CANONSBURG, PA 15317 - 2552 | 724-942-3421 | Mon-Fri 9:00am - 6:00pm Sat 10:00am - 2:00pm Sun Closed |