| Jurisdiction | Cathedrals / Co Cathedrals / Former Cathedrals | 
| Aitape | St. Ignatius Cathedral  | 
| Alotau–Sideia | Cathedral of the Sacred Heart of Jesus  | 
| Bereina | Our Lady of the Sacred Heart Cathedral  | 
| Bougainville | Our Lady of the Assumption Cathedral  | 
| Bougainville | Church of St. Michael the Archangel  | 
| Daru–Kiunga | St. Gerard’s Cathedral  | 
| Daru–Kiunga | St. Louis de Montfort Co-Cathedral  | 
| Golgoka | Mary Help of Christians Cathedral  | 
| Kavieng | Our Lady of the Sacred Heart Cathedral  | 
| Grace | Holy Spirit Cathedral  | 
| Kimbe | Cathedral of Sts. Peter and Paul  | 
| Kundiawa | Mary Help of Christians Cathedral  | 
| Lae | St Mary’s Cathedral  | 
| Madang | Holy Spirit Cathedral  | 
| Mountain | Mother of the Divine Shepherd Cathedral  | 
| Mount Hagen | Holy Trinity Cathedral  | 
| Port Moresby | St. Mary’s Cathedral  | 
| Rabaul | Sacred Heart Cathedral  | 
| Rabaul | St Francis Xavier’s Co-Cathedral  | 
| Vanimo | Holy Cross Pro-Cathedral  | 
| Wabag | Good Shepherd Cathedral  | 
| Wewak | Christ the King Cathedral  | 
Catholic Cathedrals in Papua New Guinea
 
    

 
							 
							 
							 
							 
							 
							