North America:
1. Mexico
2. United States (Spanish is one of the official languages in the US)
Central America:
3. Guatemala
4. Belize
5. El Salvador
6. Honduras
7. Nicaragua
8. Costa Rica
9. Panama
South America:
10. Colombia
11. Venezuela
12. Ecuador
13. Peru
14. Bolivia
15. Chile
16. Argentina
17. Uruguay
18. Paraguay
19. Guyana (Spanish is one of the official languages in Guyana)
Caribbean:
20. Cuba
21. Dominican Republic
22. Puerto Rico (Spanish is one of the official languages in Puerto Rico)
Note: The status of Spanish as an official language in Guyana and the US may vary depending on the specific region or context.