Canada and Mexico.
Canada in the north and Mexico in the south have land borders with the US.
The only two countries with land borders with the US are Canada to the north and Mexico to the south.
No continents. Two countries: Canada and Mexico
As far as land borders, there are only two: Canada on the north and Mexico on the south.
Canada and Mexico.
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Mexico and Canada
Canada has only two land borders with the US. One with the contiguous states and the other with Alaska. These are therefore the two shortest and longest borders.
Canada and Mexico share land border with the US.
Mexico (borders the US) and Cuba (90 miles from the US).
britain and mexico