| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Macazinho | city | Oio | Guinea-Bissau | 12.3086111 | -15.3638889 | 65 | 3679 |
| Madane | city | Oio | Guinea-Bissau | 12.1938889 | -15.3155556 | 52 | 4388 |
| Madina | city | Oio | Guinea-Bissau | 12.0244444 | -15.3469444 | 95 | 3288 |
| Madina | city | Oio | Guinea-Bissau | 12.5088889 | -15.1986111 | 187 | 2565 |
| Madina Mandinga | city | Oio | Guinea-Bissau | 12.4063889 | -15.2875 | 124 | 2868 |
| Madina Mandinga | city | Oio | Guinea-Bissau | 12.3727778 | -15.2597222 | 167 | 2927 |
| Malafo | city | Oio | Guinea-Bissau | 12.1744444 | -15.3813889 | 82 | 5677 |
| Malafo | city | Oio | Guinea-Bissau | 12.0155556 | -15.0330556 | 75 | 3526 |
| Malato | city | Oio | Guinea-Bissau | 12.0155556 | -15.0330556 | 75 | 3526 |
| Malibolim | city | Oio | Guinea-Bissau | 12.43 | -15.4786111 | 131 | 4198 |
| Malibolom | city | Oio | Guinea-Bissau | 12.43 | -15.4786111 | 131 | 4198 |
| Mambonco | city | Oio | Guinea-Bissau | 12.2469444 | -15.2011111 | 180 | 3012 |
| Mamboncò | city | Oio | Guinea-Bissau | 12.2469444 | -15.2011111 | 180 | 3012 |
| Manaca | city | Oio | Guinea-Bissau | 12.2455556 | -15.3288889 | 196 | 4525 |
| Manchau | city | Oio | Guinea-Bissau | 12.2927778 | -15.0997222 | 183 | 2931 |
| Mancunda | city | Oio | Guinea-Bissau | 12.4419444 | -15.3436111 | 6 | 2613 |
| Mandialia | city | Oio | Guinea-Bissau | 12.4569444 | -15.4297222 | 13 | 2986 |
| Mandingara | city | Oio | Guinea-Bissau | 12.1708333 | -15.1936111 | 19 | 3185 |
| Mandingará | city | Oio | Guinea-Bissau | 12.1708333 | -15.1936111 | 19 | 3185 |
| Manecunda | city | Oio | Guinea-Bissau | 12.4419444 | -15.3436111 | 6 | 2613 |
| Manga | city | Oio | Guinea-Bissau | 12.0677778 | -15.5619444 | 118 | 3850 |
| Mangue | city | Oio | Guinea-Bissau | 12.0677778 | -15.5619444 | 118 | 3850 |
| Manhau | city | Oio | Guinea-Bissau | 12.2927778 | -15.0997222 | 183 | 2931 |
| Maninha | city | Oio | Guinea-Bissau | 12.4475 | -15.0863889 | 160 | 2691 |
| Maninhã | city | Oio | Guinea-Bissau | 12.4475 | -15.0863889 | 160 | 2691 |
| Mansaba | city | Oio | Guinea-Bissau | 12.2919444 | -15.1827778 | 52 | 2931 |
| Mansabandim | city | Oio | Guinea-Bissau | 12.2116667 | -15.3847222 | 177 | 6513 |
| Mansabandim | city | Oio | Guinea-Bissau | 12.15 | -15.1972222 | 141 | 3328 |
| Mansabá | city | Oio | Guinea-Bissau | 12.2919444 | -15.1827778 | 52 | 2931 |
| Mansacunda | city | Oio | Guinea-Bissau | 12.4594444 | -15.4047222 | 82 | 2707 |
| Mansalia | city | Oio | Guinea-Bissau | 12.4569444 | -15.4297222 | 13 | 2986 |
| Mansasunto | city | Oio | Guinea-Bissau | 12.2727778 | -15.1708333 | 137 | 2931 |
| Mansoa | city | Oio | Guinea-Bissau | 12.0733333 | -15.3188889 | 13 | 3374 |
| Mansode | city | Oio | Guinea-Bissau | 12.2641667 | -15.2155556 | 95 | 2939 |
| Mansodé | city | Oio | Guinea-Bissau | 12.2641667 | -15.2155556 | 95 | 2939 |
| Mansomine | city | Oio | Guinea-Bissau | 12.3088889 | -15.1475 | 183 | 2931 |
| Mansôa | city | Oio | Guinea-Bissau | 12.0733333 | -15.3188889 | 13 | 3374 |
| Mantefa | city | Oio | Guinea-Bissau | 12.1055556 | -15.32 | 157 | 3374 |
| Mantida | city | Oio | Guinea-Bissau | 12.3033333 | -15.0677778 | 180 | 2931 |
| Maque | city | Oio | Guinea-Bissau | 12.2925 | -15.3883333 | 154 | 4583 |
| Maquezinho | city | Oio | Guinea-Bissau | 12.3086111 | -15.3638889 | 65 | 3679 |
| Maquèzinho | city | Oio | Guinea-Bissau | 12.3086111 | -15.3638889 | 65 | 3679 |
| Maqué | city | Oio | Guinea-Bissau | 12.2925 | -15.3883333 | 154 | 4583 |
| Marecunda | city | Oio | Guinea-Bissau | 12.3388889 | -15.4027778 | 32 | 3312 |
| Matar | city | Oio | Guinea-Bissau | 12.3455556 | -15.5088889 | 141 | 6553 |
| Mato Vaz | city | Oio | Guinea-Bissau | 12.4869444 | -15.1861111 | 59 | 2660 |
| Mindodo | city | Oio | Guinea-Bissau | 12.29 | -15.3508333 | 68 | 4935 |
| Missira | city | Oio | Guinea-Bissau | 12.2322222 | -15.4811111 | 32 | 6142 |
| Missira | city | Oio | Guinea-Bissau | 12.3347222 | -15.3408333 | 104 | 2959 |
| Missirá | city | Oio | Guinea-Bissau | 12.2322222 | -15.4811111 | 32 | 6142 |
| Missirá | city | Oio | Guinea-Bissau | 12.3347222 | -15.3408333 | 104 | 2959 |
| Mone | city | Oio | Guinea-Bissau | 12.2655556 | -15.4577778 | 98 | 6546 |
| Moni | city | Oio | Guinea-Bissau | 12.2655556 | -15.4577778 | 98 | 6546 |
| Mores | city | Oio | Guinea-Bissau | 12.2447222 | -15.2755556 | 183 | 3562 |
| Morés | city | Oio | Guinea-Bissau | 12.2447222 | -15.2755556 | 183 | 3562 |
| Muno | city | Oio | Guinea-Bissau | 12.2505556 | -15.5847222 | 22 | 6812 |
| Móni | city | Oio | Guinea-Bissau | 12.2655556 | -15.4577778 | 98 | 6546 |
|
|