Cherry Grove Post Office
1000 Bay Walk, Sayville, NY 11782
Retail Hours
| Sunday | Closed |
| Monday | Closed |
| Tuesday | 10:45 AM - 12:45 PM |
| Wednesday | Closed |
| Thursday | 10:45 AM - 12:45 PM |
| Friday | Closed |
| Saturday | 10:00 AM - 1:45 PM |
Contact Info
| Phone | 631-589-1177 |
| Fax | 631-589-4571 |
| TTY | 877-889-2457 |
| Toll Free | 1-800-275-8777 (1-800-Ask-USPS®) |
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