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 9:00am - 5:00pm Sat 9:00am - 1:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| SOUND BEACH | 25 NEW YORK AVE SOUND BEACH, NY 11789 - 2559 | 631-744-0837 | Mon-Fri 9:00am - 5:00pm Sat 9:00am - 1:00pm Sun Closed |