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Post Offices in Oyster Bay

Click on the Post Office from this list of 1 Post Offices in Oyster Bay to view the opening hours, phone number, drop-off times, services and other information.

1. USPS Post Office Oyster Bay (NY)
1 Shore Ave
Oyster Bay, NY 11771

The Post Office is open Monday to Friday from 9:00 am to 2:00 pm. It is closed Saturday and Sunday.