Phone: (631) 788-7835
Post Master Kathy Kauffman
Fishers Island Post Office
161 Oriental Avenue, #9999
Fishers Island, NY 06390
United States Postal Service: (800) ASK-USPS (275-8777)
Post Office Lobby is open all day from 8:00-5:00 for box holders to get and drop off mail.
Post Office Window is open 8:00-1:00 & 2:15-5:00 for assistance with USPS services and package pick up.
Post Office Lobby is open 8:00-12:00 for access mailboxes.
Post Office Window is open 8:00-11:15 for assistance with USPS services and package pick up.
Saturdays the PO scanners are downloaded and ‘docked’ at 11:15 when the window closes for business. Mail leaves the Island office at 12:00 noon on Saturday, and it must be ready to make the 12:15 ferry.
Please plan accordingly.
Special Service Notice: Please address all mail completely, including the box number of the addressee and “Fishers Island, NY 06390.”FI Post Office: Proper USPS Addressing FI Post Office Box Holders to Register Boxes