Post office locations in 11978
| Post Office | Address | Phone | Hours |
| WESTHAMPTON BEACH | 170 MAIN ST WESTHAMPTON BEACH, NY 11978 - 2726 | 631-288-4093 | Mon-Fri 9:00am - 5:00pm Sat 9:00am - 1:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| WESTHAMPTON BEACH | 170 MAIN ST WESTHAMPTON BEACH, NY 11978 - 2726 | 631-288-4093 | Mon-Fri 9:00am - 5:00pm Sat 9:00am - 1:00pm Sun Closed |