Okay bare with me, Spanish I was three years ago for me but these should be right, make sure to double check tho (Also I put in their countries as well in case you need them later, capital listed first, country after!)
1. Managua, Nicaragua
2. Tegucigalpa, Honduras
3. Havana, Cuba
4. Mexico City, Mexico
5. Guatemala, Guatemala
6. San Salvador, El Salvador
7. San José, Costa Rica
8. Panamá, Panama
9. Quito, Ecuador
10. Lima, Peru
11. Santiago, Chile
12. Buenos Aires, Argentina
13. Montevideo, Uruguay
14. Asunción, Paraguay
15. La Paz, Bolivia
16. Bogota, Colombia
17. Caracas, Venezuela
18. San Juan, Puerto Rico
19. Malabo, Equatorial Guinea
20. Madrid, Spain
21. Santo Domingo, República Dominicana