Three: Belize, Guatemala, and the USA.
Guatemala and Belize.
Part of it is covered by southeastern Mexico, all of Belize and northern Guatemala.
There are 3 countries that border Mexico: The US to the north, and Guatemala and Belize to the south.
There are three: United States, Belize and Guatemala.
The United States and Belize are such countries.
California, Arizona, New Mexico and Texas.
Guatemala and Belize.
No, Guatemala is not east of Belize; it is actually located to the west of Belize. The two countries share a border, with Belize situated to the northeast of Guatemala.
Guatemala and Belize, southeast of Mexico.
Both countries border each other, so distance would be zero.
Mexico, Belize, Honduras, and El Salvador.