NASCO’s dues-paying membership includes public and private sector entities along the Corridor in Canada, the United States and Mexico. From the largest border crossing in North America (The Ambassador Bridge in Detroit, Michigan and Windsor, Canada) and Manitoba, Canada, to the second largest border crossing of Laredo, Texas and Nuevo Laredo, Mexico, and South to the Mexican Ports of Manzanillo and Lazaro Cardenas, the impressive, tri-national NASCO membership truly reflects the international scope of the Corridor and the regions it impacts.