Regions of Papua New Guinea
- Makirupu
- Make-Ia Point
- Makabweabweau
- Maiwara South
- Maiwara River
- Maiwara Number 2
- Maiwara Number 1
- Maiwa River
- Mainaua
- Mailu Island
- Mailu
- Maili Point
- Mahala Island
- Mahabarina Island
- Magori
- Magesina
- Magavara River
- Magaubo River
- Magaubo
- Magarida
- Maga Maga Passage
- Magalkalona
- Maga Ikarona Bay
- Maeva
- Maduwa Point
- Madaua
- Mount Madau
- Madana Mission
- Madagowa
- Mabui Islet
- Mabui Islet
- Mabneian Islet
- Mabb Patch
- Lutmatavi Island
- Lunn Island
- Lumaobu
- Lulu Duya
- Luana River
- Luakaipu
- Loupomu Island
- Louisiade Archipelago
- Loua Point
- Cape Lookout
- Long Reef
- Lolo Siwa Siwoi
- Loku Tao Ubiri
- Loga Loga
- Loani
- Loa Boloba
- Lipelipeyai Bay
- Liliki
- Lilihudi Bay
- Liji Liji Bay
- Lihitabu Point
- Libia River
- Liba River
- Liak
- Liahane
- Leyama Point
- Lesimano Island
- Lelena Reef
- Lelei-Gana Island
- Lelehudi
- Lelehoa
- Lelebada
- Lele
- Lekwanwamuhuwa
- Lejeune Islet
- Leipla
- Leileiape
- Leileiafa
- Leiga Islet
- Leiga Island
- Lebudowa River
- Lebrun Islands
- Leapwaapwa
- Lawik Reef
- Lawes Bay
- Lawani Plantation
- Lawadi
- Lavora Bay
- Lavora
- Laviam
- Lau-Uhina
- Laulau Island
- Laua
- Laseinie Islands
- Lapia Bay
- Lamhaga
- Lamalamawai Point
- Lamaga
- Lamada Point
- Laluoro Island
- Laluoro
- Lalava Island
- Lalaura
- Lalama
- Lalako
- Lalaita Peak
- Lakao River
- Laiwan Islet
- Laimodo River
- Laimodo
- Lai-Boure Ridge
- Lahimoina
- Lahia Point
- Lahara Plantation
- Lagovani Point
- Lagatina River
- Ladava Mission
- Ladava
- Mount Lachlan
- Labu Labu Bay
- Labu Labu
- Labu
- Labelabe
- Kwiromi
- Kwiaro Bay
- Kwaui Islet
- Kwato Shoal
- Kwato Mission
- Kwato Island
- Kwato Eina Kaba Kwasi
- Kwato
- Kwatakwatala
- Kwapuni Point
- Kwapeupa
- Kwame Point
- Kwalosai
- Kwakwatio
- Kwakwala
- Kwaioa
- Kwai Motu Motu Creck
- Kwai Motu Motu
- Kwai Ama
- Kwahaula
- Kwadewalai
- Kwabunamoa Bay
- Kwabunaki
- Kuvira Bay
- Kutu
- Kuru
- Kurada Point
- Kurada
- Kupiano Point
- Kupiano
- Kunubalia
- Kunikunira
- Kunawa Point
- Kumikuku
- Kumaru Bay
- Kumapau
- Kulele
- Kulakulaua Point
- Kukuluba Islet
- Kukuli
- Kubui Point
- Kubi Point
- Kubi
- Kuanak Island
- Koya Gaugau Point
- Kosmann Island
- Korowau Bay
- Korni Korni Creek
- Korela Mission
- Kore
- Mount Kopaki
- Konemaiava
- Kondu
- Cape Komet
- Kolavia Islands
- Kokua Point
- Kokopagolo Island
- Koikoigeba Point
- Koia Yama Yama Island
- Mount Koia Tau
- Koia Reiba Reiba
- Koiala
- Koia Kawasi
- Koiabakura
- Mount Koia
- Kobuwawa Bay
- Kiwarai
- Kivi Kivi Passage
- Kitai Bona Bona Island
- Kisa Island
- Kiririba
- Kini Kini Bay
- Point King
- Kimuta Island
- Killerton Point
- Killerton Islands
- Killerton Bay
- Mount Killerton
- Kilikilana
- Kilamala
- Kilamaiehela Bay
- Kilabau
- Kidd Reef
- Kidala