3,169 km (1,969 miles)
source: http://en.wikipedia.org/wiki/United_States%E2%80%93Mexico_border
The shortest driving distance from border to border is 654 miles.
Mexico cession
The shortest distance between the Canadian border and the Mexican border is 2,253.37 miles. This is equivalent to 3,626.45 kilometers.
Cincinnati is on the border of Kentucky so there is no distance at all between Cincinnati and the Kentucky border.
The distance from the northern border of India to the southern border is 1,997 miles. The country is almost as wide as it is tall with the distance between the eastern and western borders being 1,822 miles.
The distance between Saskatchewan and Ontario is approximately 1325.46 miles.
Both entities share a common border (e.g. distance is 0)
The distance from San Diego to the border of Mexico is approximately 20 miles.
Since they share a border the distance in between them is 0, but the straight line distance from the eastern border of New Mexico to the western border of Arizona it is 619.96 miles, respectively.....
It depends on 'where' among such borders. Distance between the northwestern border near Tijuana-San Diego down to the southwestern border with Guatemala is around 3220 kilometers (2000 miles). Distance between the northeastern Matamoros-Brownsville border and the southeastern border with Belize, there is a distance of 1232 kilometers (765 miles).
211 miles
310 miles