Luzon är den storsta ö-gruppen i Filippinerna. Den innehåller huvudstaden Manila.

Regioner[Redigera]

NCR - National Capita Region (City of Manila, Caloocan, Malabon, Navotas, Valenzuela, Quezon City, Marikina, Pasig City, San Juan, Mandaluyong City, Makati City, City of Taguig, Pateros, Pasay City, Paranaque, Las Pinas, Muntinlupa)
I - Ilocos (Ilocos Norte, Ilocos Sur, La Union, Pangasinan)
CAR - Cordillera Administrative Region (Baguio City, Apayao, Abra, Kalinga, Benguet, Ifugao, Mountain Province)
II - Cagayan Valley (Batanes, Cagayan, Isabela, Quirino, Nueva Vizcaya)
III - Central Luzon (Pampanga, Tarlac, Zambales, Bataan, Bulacan, Nueva Ecija, Aurora)
IV-A - Calabarzon (Cavite, Laguna, Batangas, Rizal, Quezon)
IV-B - Mimaropa (Occidental Mindoro, Oriental Mindoro, Marinduque, Romblon, Palawan)
V - Bicol (Camarines Norte, Camarines Sur, Albay, Catanduanes, Masbate, Sorsogon)