| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Madronal | city | Colon | Panama | 9.22 | -79.63 | 134 | 48436 |
| Majagual | city | Colon | Panama | 9.62 | -79.62 | 6 | 1015 |
| Majagual-Gold Hill | city | Colon | Panama | 9.35 | -79.88 | 6 | 35629 |
| Majagul | city | Colon | Panama | 9.62 | -79.62 | 6 | 1015 |
| Mamey | city | Colon | Panama | 9.17 | -80.07 | 383 | 2682 |
| Marco Antonio | city | Colon | Panama | 9.50 | -79.70 | 141 | 1715 |
| Margarita | city | Colon | Panama | 9.33 | -79.89 | 49 | 44470 |
| Margarita | city | Colon | Panama | 9.20 | -80.17 | 26 | 1497 |
| Margarita-Escondido | city | Colon | Panama | 9.33 | -79.89 | 49 | 44470 |
| Maria Chiquita | city | Colon | Panama | 9.44 | -79.75 | 59 | 1696 |
| Maria Grande | city | Colon | Panama | 9.45 | -79.77 | 6 | 1085 |
| Maria Sota | city | Colon | Panama | 9.52 | -79.68 | 190 | 1531 |
| Maria Soto | city | Colon | Panama | 9.52 | -79.68 | 190 | 1531 |
| Mata Guineo | city | Colon | Panama | 9.18 | -80.10 | 180 | 2589 |
| Mata Palo | city | Colon | Panama | 8.97 | -80.27 | 406 | 1871 |
| Mata de Guineo | city | Colon | Panama | 9.18 | -80.10 | 180 | 2589 |
| Matanza | city | Colon | Panama | 9.57 | -79.27 | 0 | 252 |
| Mateo | city | Colon | Panama | 9.22 | -80.09 | 59 | 1917 |
| Melgara | city | Colon | Panama | 9.25 | -79.62 | 344 | 41237 |
| Miguel de La Borda | city | Colon | Panama | 9.15 | -80.30 | 121 | 504 |
| Miguelito | city | Colon | Panama | 8.95 | -80.38 | 830 | 777 |
| Mindi | city | Colon | Panama | 9.30 | -79.90 | 68 | 43360 |
| Mindi Dairy | city | Colon | Panama | 9.30 | -79.90 | 68 | 43360 |
| Mindi Dairy Farm | city | Colon | Panama | 9.30 | -79.90 | 68 | 43360 |
| Miramar | city | Colon | Panama | 9.57 | -79.34 | 55 | 348 |
| Mono Macho | city | Colon | Panama | 9.22 | -80.03 | 124 | 2679 |
| Monte Lirio | city | Colon | Panama | 9.24 | -79.85 | 88 | 7034 |
| Mosquera | city | Colon | Panama | 9.18 | -80.09 | 154 | 2534 |
| Mount Hope | city | Colon | Panama | 9.33 | -79.90 | 32 | 42483 |