* North America:
* Mexico
* United States: Spanish is not an official language in the US, but it is spoken by a significant portion of the population, particularly in areas with a large Hispanic population.
* Central America:
* Belize (English is the official language, but Spanish is widely spoken)
* Costa Rica
* El Salvador
* Guatemala
* Honduras
* Nicaragua
* Panama
* South America:
* Argentina
* Bolivia
* Chile
* Colombia
* Ecuador
* Paraguay
* Peru
* Uruguay
* Venezuela
Note: While Spanish is the dominant language in all of these countries, there are some regions within these countries where other languages are also spoken, like indigenous languages.