North America:
* Mexico
* Cuba
* Dominican Republic
* Puerto Rico (US Territory)
Central America:
* Guatemala
* Belize
* Honduras
* El Salvador
* Nicaragua
* Costa Rica
* Panama
South America:
* Argentina
* Bolivia
* Chile
* Colombia
* Ecuador
* Paraguay
* Peru
* Uruguay
* Venezuela
Other:
* Spain (Europe)
* Equatorial Guinea (Africa)
It's important to note that while Spanish is the official language in these countries, there may be other languages spoken as well, depending on the region and historical influences.