Post office locations in 12158
| Post Office | Address | Phone | Hours |
| SELKIRK | 1155 US ROUTE 9W SELKIRK, NY 12158 - 9998 | 518-767-3308 | Mon-Fri 7:30am - 10:30am 11:30am - 5:00pm Sat 8:30am - 12:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| SELKIRK | 1155 US ROUTE 9W SELKIRK, NY 12158 - 9998 | 518-767-3308 | Mon-Fri 7:30am - 10:30am 11:30am - 5:00pm Sat 8:30am - 12:00pm Sun Closed |