| Wow! Can't believe you missed Michigan as an international border state. Michigan shares a 721 mile border with Canada, second longest Canadian border following Alaska, and third longest international border after Alaska and Texas. (Source: http://www.fas.org/sgp/crs/misc/RS21729.pdf, page 2.) The Detroit-Windsor border crossing is by far the busiest US-Canada border crossing. Also, Ohio (146 miles) and Pennsylvania (42 miles) share an international border with Canada as well. |