| 1 | Central | 2 | Simbu (Chimbu) | 3 | Eastern Highlands |
| 4 | East New Britain | 5 | East Sepik | 6 | Enga |
| 7 | Gulf | 8 | Madang | 9 | Manus |
| 10 | Milne Bay | 11 | Morobe | 12 | New Ireland |
| 13 | Oro (Northern) | 14 | North Solomons (Bougainville) | 15 | Southern Highlands |
| 16 | Western (Fly) | 17 | Western Highlands | 18 | West New Britain |
| 19 | Sandaun (West Sepik) | 20 | National Capital District |