Post office locations in 12833
| Post Office | Address | Phone | Hours |
| GREENFIELD CENTER | 20 WILTON RD GREENFIELD CENTER, NY 12833 - 9998 | 518-893-7171 | Mon-Fri 08:00 AM - 11:30 AM 01:00 PM - 04:30 PM Sat 09:00 AM - 12:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| GREENFIELD CENTER | 20 WILTON RD GREENFIELD CENTER, NY 12833 - 9998 | 518-893-7171 | Mon-Fri 08:00 AM - 11:30 AM 01:00 PM - 04:30 PM Sat 09:00 AM - 12:00 PM Sun Closed |