Belize and Guatemala, if you consider North America to be the subcontinent that spans Canada, Greenland, the United States, Mexico, Central America and The Caribbean.
The two countries that border the Gulf of Mexico are ; USA and Mexico. And The Peninsula in SE Mexico is the Yucatan Peninsula
Part of it is covered by southeastern Mexico, all of Belize and northern Guatemala.
Both Guatemala and Belize have a border with Mexico.
There are actually two countries that have a southeastern border with Myanmar. These are Thailand and Laos.
Both Belize and Guatemala border Mexico on its southeastern border.
Guatemala and Belize
Both the United States and Mexico.
Mexico shares its southern border with two Central American countries: Guatemala: Guatemala is located to the south of Mexico and shares a land border with Mexico. The border between Mexico and Guatemala is approximately 871 kilometers (541 miles) long. Belize: While Belize is not geographically located in Central America, it is often considered part of the region. Belize shares a small border with Mexico to the south. The border between Mexico and Belize is approximately 250 kilometers (155 miles) long. These two countries, Guatemala and Belize, are the Central American countries that share a border with Mexico.
The United States, Belize, and Guatemala.
If one was wondering what was south of the American border, one would find a few different countries. The most known one since it is connected to the border is Mexico. There are also a bunch of other countries who fall under the border, but the one right below it is Mexico.
An international border with the United States.
An atakapa is a member of an indigenous people of the Southeastern Woodlands, an area of the southeastern United States and the northeastern border of Mexico.