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Post Offices in Long Key

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

1. USPS Post Office Long Key (FL)

68340 Overseas Hwy

Long Key, FL 33001

The Post Office is open Monday to Friday from 9:45 am to 1:00 pm and from 1:30 pm to 4:15 pm. It is closed Saturday and Sunday.