Regions of Papua New Guinea
- Marik
- Marik
- Mari Hamlet
- Marient River
- Marien Harbour
- Marienberg Mission
- Marienberg Hills
- Marien Bay
- Maribu
- Mariboi Creek
- Maribai Creek
- Mariamei
- Wai Mari
- Mari
- Mari
- Mari
- Mari
- Mari
- Mari
- Mari
- Mari
- Margetts Reef
- Margarima River
- Margarima
- Margaret Shoal
- Marepa
- Marengan Reef
- Marengan Island
- Marengal
- Maren
- Maremuen
- Maremosab
- Marembi Creek
- Marekea
- Mareke
- Marek Creek
- Mareka
- Marebora
- Mount Marebi
- Marea River
- Marea
- Marbuk
- Marble Peak
- Mara Yiri
- Marawat
- Marawassa
- Marawaka Group
- Marawaka
- Marawa
- Marauruanga Point
- Marau River
- Marauri Bay
- Marau Plantation
- Marau Island
- Marauder Hill
- Marau Creek
- Marasi
- Marasebu
- Marasa
- Mararuo
- Mararoum
- Mararong
- Mara River
- Mararamu
- Marap Number 2
- Marap Number 2
- Marap Number 1
- Marapka 2
- Marapka 1
- Maranunu Point
- Maranoum 2
- Maranoum 1
- Marankoi Point
- Marangis Plantation
- Marangis
- Marangis
- Maranget
- Maranagi
- Maran
- Maramuni River
- Maramda
- Marambu
- Maramba Plantation
- Marambanja
- Maramba
- Maramba
- Maraman River
- Maramakus Plantation
- Maral
- Marakwini
- Marakum
- Marakara Island
- Marakabi River
- Marai
- Marai
- Maragubui Pass
- Mount Maragubui
- Cape Maragu
- Maragsaik River
- Maragsaik
- Maragon Plantation
- Maragon
- Maragin
- Maragat Bay
- Maragat
- Maragalan River
- Maraga Hook
- Marabin
- Mara
- Maputu
- Maputma
- Mapu River
- Mapun Creek
- Mapuna
- Mapui
- Mapua
- Map School
- Maprik 2
- Maprik 1
- Maprik
- Maprik
- Mapos
- Mapor
- Mount Mapoole
- Mapona
- Mapoi’a
- Mapkebol
- Mapkebol
- Mapiri
- Mapili Creek
- Mape River
- Maperinga
- Mape
- Mapas Island
- Mount Mapana
- Mapamutuna
- Mapamoiwa
- Mapaio
- Map
- Maomal River
- Maoawumbaru Island
- Manwaris Creek
- Manus Province
- Manus Island
- Manus District
- Manus Basin
- Manurinumu
- Manunouha Island
- Manunguruk
- Manumu
- Mount Manumbur
- Manumbei River
- Manu Manu Hill
- Manu Mana
- Manu Island
- Manugwor
- Manugwar
- Manugoro
- Manubada Island
- Manubada Hill
- Manuan Point
- Manuan Plantation
- Manuai
- Manu
- Mantukwan
- Mantsuku
- Mantoia
- Manten
- Mansung Creek
- Mansep
- Mansarik
- Manopo
- Manoa
- Mount Mano
- Manne Island
- Manne Channel
- Manmo Plantation
- Mount Manlifa
- Manley Reef
- Manle Island
- Manki Range
- Manki
- Mankera
- Manjamai
- Manja
- Mani 2
- Maniyun
- Maniyata River
- Manirum Plantation
- Manirum Harbour
- Manirum
- Maninga
- Manimet River
- Manilla Point
- Mani-Hurai
- Manib Creek
- Maniba Mission
- Maniang River
- Maniag
- Ok Mani