Entity data for Cuba's 15 provinces + Isla de la Juventud and ~22 national government entities.
| Source | URL | Data Provided |
|---|---|---|
| ONEI (Oficina Nacional de Estadística e Información) | onei.gob.cu | Population data, provincial structure |
| Wikipedia - Provinces of Cuba | wikipedia.org | Administrative divisions (verification) |
| GADM (v4.1) | gadm.org | Administrative boundaries (provinces and municipalities) |