Philippine Navy, Administrative Order of Battle, 31 December 1942
Northern Fleet – Headquarters Cavite, Luzon
Battlecruiser Squadron One: Presidente Aquinaldo, Mindanao
Aircraft Carrier Squadron One: Sibuyan
Cruiser Squadron Two: Tablas, Taput, Ticao and Tubbataha
Cruiser Squadron Three: Basilan, Cebu, Luzon and Negros
Cruiser Squadron Six: Sarangani and Surigao
Destroyer Squadron Three: Aquilucho, Avoceta, Busarde, Calamon, Flamenco, Garceta, Grulla, Pardela, Piquero, Pluvial, Polluela and Serreta
Destroyer Squadron Five: Ajo, Alcatraz, Aquila, Buitron, Cardo, Gavion, Mirlo, Pagalo, Rabijunco, Zampulin, Zorzal and Colimbo
Destroyer Squadron Seven: Arayat, Mariveles, Masaraga and Pinatubo; Iraya * and Sembrano *
Submarine Squadron One: Aquilon, Bolete, Dorado, Picuda, Rascasio and Roncador
Submarine Squadron Two: Calamar, Delfin, Otaria, and Sello
Submarine Squadron Three: Lenguado, Trucha; Mako, Martillo
Mine Warfare Group One: Minelayers Norte, Occidental and Oriental; Minesweepers Arco, Ariete, Hielo, Humo, Niebla, Nieve, Nube, Relampago, Temerario and Tifãn; Tender Guadelupe
Service Force North: Oiler Bambu, Destroyer tenders Agachadiza and Chorlito, Repair ship Maguindanao, Hospital ship Santa Maria, Tugs Aklan, Antique and Capiz
* working up
Patrol Forces, Northern Sea Frontier
Motor Torpedo Boat Squadron One (Batan Islands): Tender Soccsksargen, MTB 65 – MTB 68
Motor Torpedo Boat Squadron Three (Mariveles, Bataan): MTB 41 – MTB 52
Central Fleet – Headquarters Cebu City, Cebu
Coast Defense Squadron Two: Presidente Bonifacio, Presidente Malvar
Aircraft Carrier Squadron Two: Linguyan
Cruiser Squadron Four: Marinduque
Cruiser Squadron Ten: Palawan, Panay and Leyte
Destroyer Squadron One: Albatros, Carricero, Halcon and Paino
Submarine Squadron Four: Anguila, Ballena and Manta
Service Force Central: Transports Itbayat and Y'Ami, Water tanker Apayao, Tugs Bukidnon, Cotabato and Sorsogon
Unattached: Magellan
Patrol Forces, Central Sea Frontier
Motor Torpedo Boat Squadron Seven: Tender Cordillera, MTB 53 – MTB 64
Southern Fleet – Headquarters Zamboanga City, Mindanao
Cruiser Squadron Nine: Cobrador, Poro
Destroyer Squadron Two: Bignay, Binturong, Butanding, Durian, Kagwang, Kalangay, Mabolo, Pawikan, Pilandok, Pili, Sinarapan and Tamaraw
Mine Warfare Group Three: Minelayers Taer, Tibay, Tibayan, Tigas, Tipang and Tumibay; Tender Mambaling
Service Force South: Tugs Agusan and Lanao
Patrol Forces, Southern Sea Frontier
Mine Warfare Group Two: Minesweepers Granizo, Intrepido, Lluvia, Toronado and Viento; Tender Labangon
Western Patrol Force – Headquarters, Puerto Princesa, Palawan
Cruiser-Destroyer Group Twelve: Light cruiser Benguet, Destroyers Balintawak, Baelaran, Bagumbayan, Balagusan, Bilugo, Binondo, Bonawon and Buntay
Aviation Group Five: Seaplane carrier Lagonoy
Submarine Squadron Five: Tender Calabarzon, submarines Aluhaman, Anemona, Dalag, Hito, Loro and Tiburon
Minesweeper Escort Squadron One: Bataan, Cavite, Colorado, Isabela, Pangasinan, Sierra Vallejo and Zambales
Fisheries Patrol Squadron One: Abejorro and Avispa; Avispón, Escarabajo, Hormiga, Mariposa, Mosca, Mosquito, Polilla and Tsetse