Post office locations in 11789
| Post Office | Address | Phone | Hours |
| SOUND BEACH | 25 NEW YORK AVE SOUND BEACH, NY 11789 - 2559 | 631-744-0837 | Mon-Fri 09:00 AM - 05:00 PM Sat 09:00 AM - 01:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| SOUND BEACH | 25 NEW YORK AVE SOUND BEACH, NY 11789 - 2559 | 631-744-0837 | Mon-Fri 09:00 AM - 05:00 PM Sat 09:00 AM - 01:00 PM Sun Closed |