| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Mabiaru | city | Sandaun Province | Papua New Guinea | -4.0666667 | 141.1833333 | 567 | 719 |
| Mabul | city | Sandaun Province | Papua New Guinea | -3.4833333 | 142.1166667 | 1725 | 719 |
| Machendi | city | Sandaun Province | Papua New Guinea | -3.2833333 | 141.1 | 1637 | 719 |
| Mafoka | city | Sandaun Province | Papua New Guinea | -3.1666667 | 141.85 | 1026 | 719 |
| Mafuara | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.5833333 | 938 | 719 |
| Magadu | city | Sandaun Province | Papua New Guinea | -4.8833333 | 141.0666667 | 6784 | 719 |
| Magaleri | city | Sandaun Province | Papua New Guinea | -3.9833333 | 141.9666667 | 413 | 719 |
| Magredi | city | Sandaun Province | Papua New Guinea | -4.0166667 | 142.0333333 | 341 | 768 |
| Maha | city | Sandaun Province | Papua New Guinea | -3.9166667 | 141.3666667 | 423 | 719 |
| Mahane | city | Sandaun Province | Papua New Guinea | -3.9666667 | 141.0666667 | 823 | 719 |
| Mahani | city | Sandaun Province | Papua New Guinea | -3.9666667 | 141.0666667 | 823 | 719 |
| Mahani | city | Sandaun Province | Papua New Guinea | -3.9666667 | 141.3333333 | 429 | 719 |
| Mai | city | Sandaun Province | Papua New Guinea | -3.7333333 | 142.3833333 | 872 | 719 |
| Mai | city | Sandaun Province | Papua New Guinea | -3.5333333 | 142.45 | 1059 | 719 |
| Maiambel | city | Sandaun Province | Papua New Guinea | -3.6166667 | 142.2666667 | 1249 | 719 |
| Maii | city | Sandaun Province | Papua New Guinea | -3.7333333 | 142.3833333 | 872 | 719 |
| Maimai 1 | city | Sandaun Province | Papua New Guinea | -3.7333333 | 142.3833333 | 872 | 719 |
| Maimai 2 | city | Sandaun Province | Papua New Guinea | -3.75 | 142.3833333 | 793 | 719 |
| Maimai Hamlets | city | Sandaun Province | Papua New Guinea | -3.7333333 | 142.3833333 | 872 | 719 |
| Maimai Hamlets | city | Sandaun Province | Papua New Guinea | -3.75 | 142.3833333 | 793 | 719 |
| Maimbel | city | Sandaun Province | Papua New Guinea | -3.6166667 | 142.2666667 | 1249 | 719 |
| Maimi | city | Sandaun Province | Papua New Guinea | -3.7333333 | 142.3833333 | 872 | 719 |
| Maiu | city | Sandaun Province | Papua New Guinea | -3.1 | 141.3 | 971 | 719 |
| Maive | city | Sandaun Province | Papua New Guinea | -4.0166667 | 142.0333333 | 341 | 768 |
| Maiwata | city | Sandaun Province | Papua New Guinea | -3.5 | 142.55 | 1407 | 753 |
| Maiweti | city | Sandaun Province | Papua New Guinea | -3.3833333 | 142.0333333 | 2355 | 719 |
| Maiwetti | city | Sandaun Province | Papua New Guinea | -3.3833333 | 142.0333333 | 2355 | 719 |
| Maiwetum | city | Sandaun Province | Papua New Guinea | -3.3833333 | 142.0333333 | 2355 | 719 |
| Makafim | city | Sandaun Province | Papua New Guinea | -3.6833333 | 142.3833333 | 1007 | 719 |
| Makafu | city | Sandaun Province | Papua New Guinea | -3.7166667 | 142.3833333 | 977 | 719 |
| Makafu Hamlets | city | Sandaun Province | Papua New Guinea | -3.7166667 | 142.3833333 | 977 | 719 |
| Makao | city | Sandaun Province | Papua New Guinea | -3.1833333 | 142.4333333 | 3 | 389 |
| Makumba | city | Sandaun Province | Papua New Guinea | -3.45 | 142.5 | 1879 | 719 |
| Malin | city | Sandaun Province | Papua New Guinea | -3.4 | 142.9666667 | 816 | 647 |
| Malo | city | Sandaun Province | Papua New Guinea | -3.1 | 142.2166667 | 9 | 367 |
| Malol | city | Sandaun Province | Papua New Guinea | -3.1 | 142.2166667 | 9 | 367 |
| Malol Villages | city | Sandaun Province | Papua New Guinea | -3.1 | 142.2166667 | 9 | 367 |
| Mamambra | city | Sandaun Province | Papua New Guinea | -3.65 | 141.0166667 | 974 | 853 |
| Mambel | city | Sandaun Province | Papua New Guinea | -3.5166667 | 142.1666667 | 1715 | 719 |
| Mambu | city | Sandaun Province | Papua New Guinea | -3.6833333 | 142.5666667 | 836 | 759 |
| Mamuf | city | Sandaun Province | Papua New Guinea | -3.5 | 142.1 | 1581 | 719 |
| Mango | city | Sandaun Province | Papua New Guinea | -3.5833333 | 141.3833333 | 767 | 719 |
| Maniyun | city | Sandaun Province | Papua New Guinea | -4.1166667 | 141.25 | 761 | 719 |
| Manoa | city | Sandaun Province | Papua New Guinea | -3.2833333 | 141 | 1794 | 851 |
| Mantsuku | city | Sandaun Province | Papua New Guinea | -3.7 | 142.4833333 | 931 | 719 |
| Maragin | city | Sandaun Province | Papua New Guinea | -3.5333333 | 141.6333333 | 862 | 719 |
| Maragini | city | Sandaun Province | Papua New Guinea | -3.5333333 | 141.6333333 | 862 | 719 |
| Marakwini | city | Sandaun Province | Papua New Guinea | -3.7 | 141.5166667 | 672 | 719 |
| Marok | city | Sandaun Province | Papua New Guinea | -3.1833333 | 142.2666667 | 708 | 719 |
| Marok | city | Sandaun Province | Papua New Guinea | -3.1166667 | 142.2833333 | 3 | 294 |
| Masianum Hufi | city | Sandaun Province | Papua New Guinea | -4.15 | 141 | 613 | 822 |
| Masineri | city | Sandaun Province | Papua New Guinea | -3.6333333 | 141.25 | 1020 | 719 |
| Massilia | city | Sandaun Province | Papua New Guinea | -2.8333333 | 141.6333333 | 0 | 164 |
| Matapau | city | Sandaun Province | Papua New Guinea | -3.35 | 143 | 236 | 357 |
| Maui | city | Sandaun Province | Papua New Guinea | -3.4833333 | 142.0333333 | 1653 | 719 |
| Maurom | city | Sandaun Province | Papua New Guinea | -3.6666667 | 141.85 | 849 | 719 |
| Mauwil | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.85 | 1318 | 719 |
| Mauwul | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.85 | 1318 | 719 |
| Maïi | city | Sandaun Province | Papua New Guinea | -3.7333333 | 142.3833333 | 872 | 719 |
| Menggau | city | Sandaun Province | Papua New Guinea | -3.6 | 141.05 | 1571 | 719 |
| Menggau Stone | city | Sandaun Province | Papua New Guinea | -3.6 | 141.0166667 | 1893 | 852 |
| Merabu | city | Sandaun Province | Papua New Guinea | -3.4166667 | 141.8 | 1541 | 719 |
| Merewe | city | Sandaun Province | Papua New Guinea | -3.7666667 | 141.2166667 | 889 | 719 |
| Meriwe | city | Sandaun Province | Papua New Guinea | -3.7666667 | 141.2166667 | 889 | 719 |
| Mesan | city | Sandaun Province | Papua New Guinea | -3.8666667 | 142.4166667 | 580 | 719 |
| Mihet | city | Sandaun Province | Papua New Guinea | -3.4333333 | 142.8 | 2011 | 798 |
| Milbil | city | Sandaun Province | Papua New Guinea | -4.85 | 141.05 | 6374 | 719 |
| Milingbangabip | city | Sandaun Province | Papua New Guinea | -4.7833333 | 141.05 | 4196 | 719 |
| Miliom | city | Sandaun Province | Papua New Guinea | -3.5 | 142.05 | 1509 | 719 |
| Mimbitei | city | Sandaun Province | Papua New Guinea | -3.45 | 142.05 | 1889 | 719 |
| Mimindobip | city | Sandaun Province | Papua New Guinea | -5.1 | 141.4 | 5118 | 394 |
| Minate | city | Sandaun Province | Papua New Guinea | -3.4 | 142.05 | 2588 | 719 |
| Minatei | city | Sandaun Province | Papua New Guinea | -3.4 | 142.05 | 2588 | 719 |
| Minatei 1 | city | Sandaun Province | Papua New Guinea | -3.4 | 142.05 | 2588 | 719 |
| Minatei 2 | city | Sandaun Province | Papua New Guinea | -3.4166667 | 142.05 | 2191 | 719 |
| Minatei Number 2 | city | Sandaun Province | Papua New Guinea | -3.4166667 | 142.05 | 2191 | 719 |
| Miniaburu | city | Sandaun Province | Papua New Guinea | -3.9666667 | 141.05 | 902 | 719 |
| Mink | city | Sandaun Province | Papua New Guinea | -3.2666667 | 141.05 | 2221 | 719 |
| Miriyami | city | Sandaun Province | Papua New Guinea | -3.95 | 141.75 | 298 | 735 |
| Misenten | city | Sandaun Province | Papua New Guinea | -5.05 | 141.5666667 | 5820 | 719 |
| Miuritigi | city | Sandaun Province | Papua New Guinea | -4.5166667 | 141.2833333 | 4150 | 719 |
| Miwautei | city | Sandaun Province | Papua New Guinea | -3.4166667 | 142.1166667 | 2746 | 719 |
| Moari | city | Sandaun Province | Papua New Guinea | -3.1166667 | 141.7666667 | 807 | 719 |
| Mokai | city | Sandaun Province | Papua New Guinea | -3.3666667 | 141.9666667 | 1938 | 719 |
| Molmo | city | Sandaun Province | Papua New Guinea | -3.35 | 141.85 | 1952 | 719 |
| Monandin | city | Sandaun Province | Papua New Guinea | -3.5333333 | 142.5 | 1076 | 720 |
| Monga | city | Sandaun Province | Papua New Guinea | -3.7 | 141.0833333 | 1181 | 719 |
| Mongo | city | Sandaun Province | Papua New Guinea | -3.7333333 | 141.0666667 | 1190 | 719 |
| Mongorovei | city | Sandaun Province | Papua New Guinea | -3.65 | 141.0666667 | 984 | 719 |
| Mongrovei | city | Sandaun Province | Papua New Guinea | -3.65 | 141.0666667 | 984 | 719 |
| Morakuinina | city | Sandaun Province | Papua New Guinea | -3.7 | 141.5166667 | 672 | 719 |
| Mori | city | Sandaun Province | Papua New Guinea | -3.0833333 | 141.9 | 301 | 719 |
| Mori 1 | city | Sandaun Province | Papua New Guinea | -3.0833333 | 141.9 | 301 | 719 |
| Mori Number 1 | city | Sandaun Province | Papua New Guinea | -3.0833333 | 141.9 | 301 | 719 |
| Moriu | city | Sandaun Province | Papua New Guinea | -3.3166667 | 141.95 | 1030 | 719 |
| Mouri | city | Sandaun Province | Papua New Guinea | -3.6166667 | 141.3166667 | 748 | 719 |
| Mufuara | city | Sandaun Province | Papua New Guinea | -3.4333333 | 141.5833333 | 938 | 719 |
| Mukili | city | Sandaun Province | Papua New Guinea | -3.6833333 | 142.3666667 | 1010 | 719 |
| Mukili Hamlets | city | Sandaun Province | Papua New Guinea | -3.6833333 | 142.3666667 | 1010 | 719 |
| Muku | city | Sandaun Province | Papua New Guinea | -3.45 | 142.35 | 2237 | 719 |
| Mukuasi | city | Sandaun Province | Papua New Guinea | -3.9666667 | 141.2833333 | 439 | 719 |
| Mulumkon | city | Sandaun Province | Papua New Guinea | -4.8 | 141.05 | 4809 | 719 |
| Mumuru | city | Sandaun Province | Papua New Guinea | -3.0333333 | 141.5833333 | 757 | 719 |
| Munumbual | city | Sandaun Province | Papua New Guinea | -3.5333333 | 142.3833333 | 1272 | 719 |
| Mup | city | Sandaun Province | Papua New Guinea | -3.4333333 | 142.6 | 2345 | 726 |
| Mupun | city | Sandaun Province | Papua New Guinea | -3.4666667 | 142.2333333 | 1971 | 719 |
| Muru | city | Sandaun Province | Papua New Guinea | -3.0333333 | 141.5833333 | 757 | 719 |
| Mushu | city | Sandaun Province | Papua New Guinea | -2.6333333 | 141.1333333 | 16 | 451 |
| Musu | city | Sandaun Province | Papua New Guinea | -2.6333333 | 141.1333333 | 16 | 451 |
| Musu | city | Sandaun Province | Papua New Guinea | -3.5166667 | 142.2 | 1988 | 719 |
| Muwaineri | city | Sandaun Province | Papua New Guinea | -3.55 | 141.15 | 1624 | 719 |
|
|