| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Muchine | city | Zamora-Chinchipe | Ecuador | -3.75 | -78.67 | 3349 | 1890 |
| Muchine | city | Zamora-Chinchipe | Ecuador | -3.79 | -78.90 | 5029 | 1162 |
| Muchiquito | city | Manabi | Ecuador | -0.28 | -80.08 | 1082 | 3935 |
| Muenala | city | Imbabura | Ecuador | 0.31 | -78.40 | 11748 | 2336 |
| Muey | city | Guayas | Ecuador | -2.23 | -80.93 | 3 | 85460 |
| Muisne | city | Esmeraldas | Ecuador | 0.61 | -80.02 | 9 | 3802 |
| Mula Muerta | city | El Oro | Ecuador | -3.87 | -80.10 | 1706 | 3040 |
| Mulalillo | city | Cotopaxi | Ecuador | -1.09 | -78.63 | 9228 | 12731 |
| Mulaló | city | Cotopaxi | Ecuador | -0.78 | -78.57 | 10111 | 4941 |
| Mulaló | city | Cotopaxi | Ecuador | -0.78 | -78.58 | 10068 | 6473 |
| Mulaucu | city | Pichincha | Ecuador | -0.25 | -78.31 | 10141 | 7119 |
| Mulaute | city | Santo Domingo de los Tsachilas | Ecuador | -0.10 | -79.09 | 2509 | 2890 |
| Mulinlibi | city | Cotopaxi | Ecuador | -0.92 | -78.68 | 9435 | 31045 |
| Mulliquindil | city | Cotopaxi | Ecuador | -1.04 | -78.57 | 9228 | 27212 |
| Mullquindil | city | Cotopaxi | Ecuador | -1.04 | -78.57 | 9228 | 27212 |
| Multitud | city | Chimborazo | Ecuador | -2.09 | -78.97 | 5905 | 3848 |
| Munaso Cocha | city | Pastaza | Ecuador | -1.67 | -77.20 | 1164 | 45 |
| Mundo | city | Tungurahua | Ecuador | -1.28 | -78.48 | 10275 | 12420 |
| Mundo Nuevo | city | Carchi | Ecuador | 0.71 | -78.20 | 5029 | 1866 |
| Mundoleo | city | Tungurahua | Ecuador | -1.22 | -78.62 | 8389 | 175861 |
| Mundugleo | city | Tungurahua | Ecuador | -1.22 | -78.62 | 8389 | 175861 |
| Munosa Cocha | city | Pastaza | Ecuador | -1.67 | -77.20 | 1164 | 45 |
| Munoz | city | Guayas | Ecuador | -2.20 | -80.18 | 383 | 29781 |
| Muralla Playas | city | Guayas | Ecuador | -1.65 | -80.02 | 118 | 5610 |
| Murco | city | Pichincha | Ecuador | -0.43 | -78.54 | 9452 | 22916 |
| Murucumba | city | Guayas | Ecuador | -0.91 | -79.65 | 314 | 2175 |
| Mururcu Limpi | city | Canar | Ecuador | -2.73 | -78.85 | 9228 | 54749 |
| Musarel | city | Azuay | Ecuador | -2.75 | -78.67 | 8389 | 7200 |
| Musmus | city | Azuay | Ecuador | -2.93 | -78.76 | 8503 | 26766 |
| Musuq Loja | city | Sucumbios | Ecuador | 0.09 | -76.89 | 1669 | 26128 |
| Mutintza | city | Zamora-Chinchipe | Ecuador | -3.78 | -78.72 | 3349 | 4325 |
| Muy | city | Guayas | Ecuador | -2.23 | -80.93 | 3 | 85460 |
| Muy Noble y Muy Leal Ciudad de Santiago de Guayaquil | city | Guayas | Ecuador | -2.21 | -79.91 | 160 | 251184 |
| Muyurcu | city | Pichincha | Ecuador | 0.11 | -78.10 | 10068 | 10359 |
| Muyurcu | city | Pichincha | Ecuador | 0.12 | -78.10 | 10068 | 7785 |
| Muñoz | city | Tungurahua | Ecuador | -1.18 | -78.63 | 9291 | 49826 |