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Post Offices in Shelter Island

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

1. USPS Post Office Shelter Island (NY)

Shelter Island, NY 11964

The Post Office is open Monday to Friday from 9:00 am to 11:00 am and from 2:00 pm to 3:30 pm. It is closed Saturday and Sunday.