These two major North American nations border one another, and theirs is the longest unpatrolled international border in the world. You have to name specific places for the question to have meaning; at any number of places you can stand with one foot in each of the countries.
About 1350 miles to the border.
You can make the border in about 700 miles. Canada extends for thousands of miles.
255485 miles away
roughly 1400 miles
The distance from Jackson, Mississippi to the Canadian border at Ontario, Canada is 957 miles.
It is about 70 miles from the eastern to western border of New Jersey.
It is about 225 miles from the Canadian border to South Dakota.
They share a common border.
Canada is a huge country. It depends on where in Canada. If you're talking about the closest Canadian border, that would be about 400 miles away from Brooklyn.
10cm
it runs about 58 miles
Well, they border on each other so... zero?