How many counties border US?

Answer 1

The United States shares land borders with two countries: Canada to the north and Mexico to the south. Additionally, the U.S. has maritime boundaries with Russia, Cuba, and the Bahamas. So, in terms of land borders, the U.S. borders two countries.

Answer 2

There are no counties that border the United States, but there are two countries that border the U.S. They are Canada and Mexico.

Answer 3

The United States is bordered by 2 countries: Canada to the north and Mexico to the south.