Three Nations Crossing

Three Nations Crossing
The former Canadian Border Station on Cornwall Island during the 2009 Akwesasne occupation
Location
Country	United States; Canada
Location	Seaway International Bridge, between NY 37 and Brookdale Avenue US Port: 30M Seaway International Bridge, Rooseveltown, New York 13683 Canadian Port: 755 Brookdale Avenue, Cornwall, Ontario K6J 5C6
Coordinates	44°59′26″N 74°44′22″W / 44.990602°N 74.739561°W / 44.990602; -74.739561
Details
Opened	1935
US Phone	(315) 769-3091
Canadian Phone	(613) 932-5875
Hours	Open 24 Hours
Website https://www.cbp.gov/contact/ports/massena

The Three Nations Crossing is a border crossing on the Canada–US border, connecting the city of Cornwall, Ontario in Canada to Massena, New York, in the United States. The crossing is associated with the Seaway International Bridge, which crosses the two channels on each side of Cornwall Island, which is located on the St. Lawrence River. The bridge is 4.7 km (2.9 mi) in length.