Philippine Provinces |
| Group | PSGC | Region | NTC | CGAD | ISO | Province | Capital City |
| Luzon | 1 | Spratly Islands | |||||
| Luzon | 01 | I | 2 | ILN | Ilocos Norte | Laoag | |
| Luzon | 01 | I | 2 | ILS | Ilocos Sur | Vigan | |
| Luzon | 01 | I | 2 | LUN | La Union | San Fernando | |
| Luzon | 01 | I | 2 | PAN | Pangasinan | Lingayen | |
| Luzon | 02 | II | 2 | BTN | Batanes | Basco | |
| Luzon | 02 | II | 2 | CAG | Cagayan | Tuguegarao | |
| Luzon | 02 | II | 2 | ISA | Isabela | Ilagan | |
| Luzon | 02 | II | 2 | NUV | Nueva Vizcaya | Bayombong | |
| Luzon | 02 | II | 2 | QUI | Quirino | Cabarroguis | |
| Luzon | 03 | III | 3 | AUR | Aurora | Baler | |
| Luzon | 03 | III | 3 | BAN | Bataan | Balanga | |
| Luzon | 03 | III | 3 | BUL | Bulacan | Malolos | |
| Luzon | 03 | III | 3 | NUE | Nueva Ecija | Palayan | |
| Luzon | 03 | III | 3 | PAM | Pampanga | San Fernando | |
| Luzon | 03 | III | 3 | Scarborough Shoal | |||
| Luzon | 03 | III | 3 | TAR | Tarlac | Tarlac City | |
| Luzon | 03 | III | 3 | ZMB | Zambales | Iba | |
| Luzon | 04 | IV-A | 1 | BTG | Batangas | Batangas City | |
| Luzon | 04 | IV-A | 1 | CAV | Cavite | Imus[19] | |
| Luzon | 04 | IV-A | 1 | LAG | Laguna | Santa Cruz | |
| Luzon | 04 | IV-A | 1 | QUE | Quezon | Lucena | |
| Luzon | 04 | IV-A | 1 | RIZ | Rizal | Antipolo | |
| Luzon | 05 | V | 4 | ALB | Albay | Legazpi | |
| Luzon | 05 | V | 4 | CAN | Camarines Norte | Daet | |
| Luzon | 05 | V | 4 | CAS | Camarines Sur | Pili | |
| Luzon | 05 | V | 4 | CAT | Catanduanes | Virac | |
| Luzon | 05 | V | 4 | MAS | Masbate | Masbate City | |
| Luzon | 05 | V | 4 | SOR | Sorsogon | Sorsogon City | |
| Luzon | 13 | NCR | 1 | NCR | Metro Manila | Manila | |
| Luzon | 14 | CAR | 2 | ABR | Abra | Bangued | |
| Luzon | 14 | CAR | 2 | APA | Apayao | Kabugao | |
| Luzon | 14 | CAR | 2 | BEN | Benguet | La Trinidad | |
| Luzon | 14 | CAR | 2 | IFU | Ifugao | Lagawe | |
| Luzon | 14 | CAR | 2 | KAL | Kalinga | Tabuk | |
| Luzon | 14 | CAR | 2 | MOU | Mountain Province | Bontoc | |
| Luzon | 17 | Mimaropa | 1 | MAD | Marinduque | Boac | |
| Luzon | 17 | Mimaropa | 1 | MDC | Occidental Mindoro | Mamburao | |
| Luzon | 17 | Mimaropa | 1 | MDR | Oriental Mindoro | Calapan | |
| Luzon | 17 | Mimaropa | 1 | PLW | Palawan | Puerto Princesa | |
| Luzon | 17 | Mimaropa | 1 | ROM | Romblon | Romblon | |
| Mindanao | 09 | IX | 8 | ZAN | Zamboanga del Norte | Dipolog | |
| Mindanao | 09 | IX | 8 | ZAS | Zamboanga del Sur | Pagadian | |
| Mindanao | 09 | IX | 8 | ZSI | Zamboanga Sibugay | Ipil | |
| Mindanao | 10 | X | 9 | BUK | Bukidnon | Malaybalay | |
| Mindanao | 10 | X | 9 | CAM | Camiguin | Mambajao | |
| Mindanao | 10 | X | 9 | LAN | Lanao del Norte | Tubod | |
| Mindanao | 10 | X | 9 | MSC | Misamis Occidental | Oroquieta | |
| Mindanao | 10 | X | 9 | MSR | Misamis Oriental | Cagayan de Oro | |
| Mindanao | 11 | XI | 9 | COM | Davao de Oro | Nabunturan | |
| Mindanao | 11 | XI | 9 | DAV | Davao del Norte | Tagum | |
| Mindanao | 11 | XI | 9 | DAS | Davao del Sur | Digos | |
| Mindanao | 11 | XI | 9 | DVO | Davao Occidental | Malita | |
| Mindanao | 11 | XI | 9 | DAO | Davao Oriental | Mati | |
| Mindanao | 12 | XII | 8 | NCO | Cotabato | Kidapawan | |
| Mindanao | 12 | XII | 8 | SAR | Sarangani | Alabel | |
| Mindanao | 12 | XII | 8 | SCO | South Cotabato | Koronadal | |
| Mindanao | 12 | XII | 8 | SUK | Sultan Kudarat | Isulan | |
| Mindanao | 16 | XIII | 9 | AGN | Agusan del Norte | Cabadbaran | |
| Mindanao | 16 | XIII | 9 | AGS | Agusan del Sur | Prosperidad | |
| Mindanao | 16 | XIII | 9 | DIN | Dinagat Islands | San Jose | |
| Mindanao | 16 | XIII | 9 | SUN | Surigao del Norte | Surigao City | |
| Mindanao | 16 | XIII | 9 | SUR | Surigao del Sur | Tandag | |
| Mindanao | 19 | BARMM | 9 | BAS | Basilan | Lamitan | |
| Mindanao | 19 | BARMM | 9 | LAS | Lanao del Sur | Marawi | |
| Mindanao | 19 | BARMM | 9 | MAG | Maguindanao | Buluan | |
| Mindanao | 19 | BARMM | 9 | SLU | Sulu | Jolo | |
| Mindanao | 19 | BARMM | 9 | TAW | Tawi-Tawi | Bongao | |
| Visayas | 06 | VI | 6 | WV | AKL | Aklan | Kalibo |
| Visayas | 06 | VI | 6 | WV | ANT | Antique | San Jose de Buenavista |
| Visayas | 06 | VI | 6 | WV | CAP | Capiz | Roxas |
| Visayas | 06 | VI | 6 | WV | GUI | Guimaras | Jordan |
| Visayas | 06 | VI | 6 | WV | ILI | Iloilo | Iloilo City |
| Visayas | 06 | VI | 6 | WV | NEC | Negros Occidental | Bacolod |
| Visayas | 07 | VII | 7 | BOH | Bohol | Tagbilaran | |
| Visayas | 07 | VII | 7 | CEB | Cebu | Cebu City | |
| Visayas | 07 | VII | 7 | NER | Negros Oriental | Dumaguete | |
| Visayas | 07 | VII | 7 | SIG | Siquijor | Siquijor | |
| Visayas | 08 | VIII | 5 | BIL | Biliran | Naval | |
| Visayas | 08 | VIII | 5 | EAS | Eastern Samar | Borongan | |
| Visayas | 08 | VIII | 5 | LEY | Leyte | Tacloban | |
| Visayas | 08 | VIII | 5 | NSA | Northern Samar | Catarman | |
| Visayas | 08 | VIII | 5 | WSA | Samar | Catbalogan | |
| Visayas | 08 | VIII | 5 | SLE | Southern Leyte | Maasin |