Mexico borders the United States, but it is not a part of it. Three countries encompass North America: Mexico, the US, Canada.
What two COUNTRIES border North and South America. Technically, Mexico is in Central America, so the answer to the question is: Mexico borders North America, and Panama borders South America. Some consider Mexico to be a part of North America, which is technically incorrect, but in that case, then there are three countries that border North and South America: Panama borders South America, and Belize and Guatemala border North America (Mexico).
Mexico borders the Southwestern states of Arizona, New Mexico and Texas.
Tokyo,japan buenos aires,argentina mexico city,mexico
There are three states that have borders on the Gulf of Mexico: Texas, Louisiana and Florida.
Belgium, France, and Germany
germany
United States of America-Washington DC. Canada-Ottawa. Mexico-Mexico City
There are three nations and three capitals in North America. Mexico City is the capital of Mexico, Washington, DC is the capital of the US, and Ottawa is the capital of Canada.
There is no country that borders all three countries.
Actually, three countries touch the Gulf of Mexico: The United States, Cuba and Mexico.
Germany is a single country, with no other countries within its borders.