Post office locations in 11720
| Post Office | Address | Phone | Hours |
| CENTEREACH | 245 CENTEREACH MALL CENTEREACH, NY 11720 - 2716 | 631-588-7069 | Mon-Fri 09:00 AM - 05:30 PM Sat 09:00 AM - 02:30 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| CENTEREACH | 245 CENTEREACH MALL CENTEREACH, NY 11720 - 2716 | 631-588-7069 | Mon-Fri 09:00 AM - 05:30 PM Sat 09:00 AM - 02:30 PM Sun Closed |