| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Mabuhay | city | Province of Eastern Samar | Philippines | 12.1113889 | 125.4177778 | 157 | 18947 |
| Magallanes | city | Province of Eastern Samar | Philippines | 11.1247222 | 125.3341667 | 0 | 3290 |
| Maglolobo | city | Province of Eastern Samar | Philippines | 11.1166667 | 125.3666667 | 72 | 3290 |
| Magollanes | city | Province of Eastern Samar | Philippines | 11.1247222 | 125.3341667 | 0 | 3290 |
| Maibag | city | Province of Eastern Samar | Philippines | 11.1808333 | 125.6358333 | 72 | 9933 |
| Malabag | city | Province of Eastern Samar | Philippines | 11.1216667 | 125.4769444 | 134 | 8687 |
| Malbog | city | Province of Eastern Samar | Philippines | 11.1808333 | 125.6358333 | 72 | 9933 |
| Maleualer | city | Province of Eastern Samar | Philippines | 11.0983333 | 125.5755556 | 3 | 6141 |
| Maleualeu | city | Province of Eastern Samar | Philippines | 11.0983333 | 125.5755556 | 3 | 6141 |
| Malicbalic | city | Province of Eastern Samar | Philippines | 11.4333333 | 125.3833333 | 305 | 9508 |
| Malinao | city | Province of Eastern Samar | Philippines | 11.8758333 | 125.3463889 | 301 | 11071 |
| Maliwalin | city | Province of Eastern Samar | Philippines | 11.0983333 | 125.5755556 | 3 | 6141 |
| Maliwalin | city | Province of Eastern Samar | Philippines | 11.1 | 125.5833333 | 0 | 6141 |
| Malobago | city | Province of Eastern Samar | Philippines | 11.5013889 | 125.4188889 | 328 | 9933 |
| Maloboga | city | Province of Eastern Samar | Philippines | 12.0741667 | 125.4761111 | 16 | 11407 |
| Malubago | city | Province of Eastern Samar | Philippines | 11.5013889 | 125.4188889 | 328 | 9933 |
| Manban | city | Province of Eastern Samar | Philippines | 10.9941667 | 125.6536111 | 3 | 2335 |
| Manicani | city | Province of Eastern Samar | Philippines | 11.013889 | 125.6522222 | 0 | 3182 |
| Mantang | city | Province of Eastern Samar | Philippines | 11.87 | 125.4283333 | 137 | 7632 |
| Maramag | city | Province of Eastern Samar | Philippines | 11.4436111 | 125.5152778 | 160 | 7066 |
| Masinaya | city | Province of Eastern Samar | Philippines | 11.8333333 | 125.4 | 288 | 12298 |
| Maslog | city | Province of Eastern Samar | Philippines | 12.1 | 125.1666667 | 800 | 1888 |
| Matarinao | city | Province of Eastern Samar | Philippines | 11.2294444 | 125.5952778 | 62 | 5519 |
| Mayabay | city | Province of Eastern Samar | Philippines | 11.6166667 | 125.7666667 | 0 | 0 |
| Mayaboy | city | Province of Eastern Samar | Philippines | 11.6166667 | 125.7666667 | 0 | 0 |
| Mayana | city | Province of Eastern Samar | Philippines | 11.0483333 | 125.7161111 | 75 | 11726 |
| Maybacong | city | Province of Eastern Samar | Philippines | 11.6166667 | 125.45 | 0 | 14685 |
| Maybncog | city | Province of Eastern Samar | Philippines | 11.5113889 | 125.4930556 | 22 | 6173 |
| Maybocog | city | Province of Eastern Samar | Philippines | 11.5113889 | 125.4930556 | 22 | 6173 |
| Maybucog | city | Province of Eastern Samar | Philippines | 11.5113889 | 125.4930556 | 22 | 6173 |
| Maydolong | city | Province of Eastern Samar | Philippines | 11.4991667 | 125.5011111 | 39 | 4316 |
| Maypandan | city | Province of Eastern Samar | Philippines | 11.6519444 | 125.4502778 | 49 | 15469 |
| Maypangdan | city | Province of Eastern Samar | Philippines | 11.6519444 | 125.4502778 | 49 | 15469 |
| Menananod | city | Province of Eastern Samar | Philippines | 11.4330556 | 125.55 | 0 | 3731 |
| Mercedes | city | Province of Eastern Samar | Philippines | 11.0983333 | 125.7105556 | 104 | 9954 |
| Mina-anod | city | Province of Eastern Samar | Philippines | 11.4330556 | 125.55 | 0 | 3731 |
| Minale | city | Province of Eastern Samar | Philippines | 11.6166667 | 125.4 | 324 | 19963 |
| Minapos | city | Province of Eastern Samar | Philippines | 12.1994444 | 125.3697222 | 321 | 20964 |
| Mojan od Tugas | city | Province of Eastern Samar | Philippines | 12.1586111 | 125.2488889 | 101 | 4043 |