Mexico
There is no country below the US, however Mexico borders it to the south
There is no country below the US, however Mexico borders it to the south
mexico
The country directly north of North America is Canada.
Mexico is directly south of and adjacent to the southwestern US.
Canada is a country directly north of the USA.
Mexico is south of the United States.
Mexico is south of the United States.
Mexico is the closest country directly south of the United States.
Cuba.CubaCubaCuba is due south.Cuba.The country that is directly south of Florida is the country of Cuba. Cuba's official name is actually the Republic of Cuba.
Russia's closest spot to the US is approximately 3 miles (from Alaska).