Regions of Papua New Guinea
- Pana Boba Islet
- Pana Bobai Ana Island
- Panaboal Island
- Paluma Entrance
- Paka Point
- Pakabuk Reef
- Paira Point
- Paili Plantation
- Paidnu Hill
- Padowa
- Pada
- Mount Pabui
- Paba Baga
- Owen Stanley Bank
- Otumo
- Otamata Plantation
- Osasai Islet
- Ormond River
- Origuina River
- Ori
- Oreia Islet
- Oraoro
- Orangerie Bay
- Orai River
- Opea Island
- Opanabu
- Onibu Point
- One One
- Onagom Reef
- Omnauwa Point
- Olupara
- Olinda Entrance
- Olabuibui Point
- Oiomamania
- Oi Oi Ma
- Oibada River
- Oibada
- Oianenehona
- Odi-Abu
- Obstruction Islands
- Observation Reef
- Oboy Creek
- Oba Bay
- Oahi-Guina Creek
- Oaguina River
- Nyebe Bay
- Nyavo Creek
- Nya Passage
- Nwalu Point
- Nurava
- Nunumai-Bilaga
- Nunuan Islet
- Nuamuri Point
- Nuakata Island
- North Point
- Normanby Island
- Nora
- Noma Point
- No Ina Island
- Nivani Island
- Niva Beno Islet
- Nirut
- Ninan Islet
- Nimoa Island
- Niha Niha
- Nigo Nigo River
- Nigila
- Night Bank
- Niesa
- Ni Eivi Reef
- Nibub Islet
- Nianiau Point
- Ngea
- Neutral Reef
- Neula Babaeiahi Point
- Netuli Island
- Netuli Island
- Netuli Bay
- Nepenthes Point
- Mount Nelson
- Nell Rock
- Negro Head
- Nawarai Bay
- Nauwa
- Naura
- Nauabu
- Nasa Rua Rua
- Nasariri Island
- Nasa Pei Pei
- Nasakoli Islet
- Naomou Reef
- Nananalai Bay
- Namoai Bay
- Nalinalae
- Naigauna
- Naia Creek
- Nabai
- Nabagadila Island
- Myriad Shoals
- Mwatebu
- Mwahui
- Musters Patches
- Muruabaga
- Muniara Island
- Munaha Bay
- Mullins Harbour
- Muhua Bay
- Mufuiuwabwahibiga
- Mudge Island
- Mudge Bay
- Mowapa
- Moturina Island
- Mori River
- Moresby Valley
- Moreguipa
- Montemont Islands
- Monoli Point
- Monilau River
- Momore Range
- Momoni Island
- Moi E Lawa Bay
- Moia Creek
- Mohiwa
- Mogubu Point
- Mogiliu Point
- Moduala
- Modewa River
- Modewa Bay
- Modewa
- Mount Mo
- Mission Point
- Misima Island
- Misima District
- Mio Point
- Minister Patch
- Mindora Passage
- Milne Bay Province
- Milne Bay District
- Milne Bay
- Millport Harbour
- Mila
- Migemma Gemma Passage
- Mid Sand Bank
- Middle Reef
- Middle Reef
- Middle Reef
- Messum Rock
- Messum Islet
- Messum Channel
- Mesley Patches
- Merani
- Mekinley Island
- Meiwa Islet
- Meitapana
- Mei Mei Ara Island
- McGregor Reefs
- McFarlane Harbour
- Mboibi Point
- Mbeawe Point
- Mbeawe Bay
- Mayri Bay
- Mawai River
- Mavara Wairana
- Maurele River Agricultural Station
- Maurele River
- Maua
- Massie Bay
- Mase River
- Masarida
- Masaiasaia Bay
- Marx Reef
- Maruta Passage
- Marshall Lagoon
- Marri Pass
- Mariawatte Plantation
- Mariamata Point
- Mara-Mara
- Marai Islet
- Maraia
- Maragum
- Mapo
- Maopa
- Wairavanua
- Manu Pisina Rocks
- Manuga Reefs
- Manubada
- Manbuan Point
- Manaugolo Island
- Manana Creek
- Managun Islet
- Manabo Creek
- Man
- Mamya Goia Goni Island
- Mamalo
- Mamai River
- Mamai
- Malavai River
- Malatipatipana
- Mala
- Makumaku Point