Post office locations in 11777
| Post Office | Address | Phone | Hours |
| PORT JEFFERSON | 407 E MAIN ST STE 17 PORT JEFFERSON, NY 11777 - 1887 | 631-473-1065 | Mon-Fri 10:00 AM - 01:30 PM 02:30 PM - 04:00 PM Sat 09:00 AM - 12:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| PORT JEFFERSON | 407 E MAIN ST STE 17 PORT JEFFERSON, NY 11777 - 1887 | 631-473-1065 | Mon-Fri 10:00 AM - 01:30 PM 02:30 PM - 04:00 PM Sat 09:00 AM - 12:00 PM Sun Closed |