| Bangsamoro Autonomous Region in Muslim Mindanao (BARMM) (Autonomous region) | 4,080,825 inhabitants | 12,712 km² |
| Bicol | 5,796,989 inhabitants | 18,114 km² |
| Cagayan Valley | 3,451,410 inhabitants | 26,837 km² |
| CALABARZON (Southern Tagalog Mainland) | 14,414,774 inhabitants | 16,229 km² |
| Caraga | 2,596,709 inhabitants | 18,848 km² |
| Central Luzon | 11,218,177 inhabitants | 21,543 km² |
| Central Visayas | 6,041,903 inhabitants | 14,852 km² |
| Cordillera | 1,722,006 inhabitants | 18,294 km² |
| Davao | 4,893,318 inhabitants | 20,244 km² |
| Eastern Visayas | 4,440,150 inhabitants | 21,431 km² |
| Ilocos | 5,026,128 inhabitants | 12,840 km² |
| MIMAROPA (Southwestern Tagalog) | 2,963,360 inhabitants | 27,456 km² |
| National Capital | 12,877,253 inhabitants | 617 km² |
| Northern Mindanao | 4,689,302 inhabitants | 20,132 km² |
| SOCCSKSARGEN | 4,545,276 inhabitants | 18,926 km² |
| Western Visayas | 4,477,247 inhabitants | 20,440 km² |
| Zamboanga Peninsula | 3,629,783 inhabitants | 14,811 km² |
