| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Meadow Shores Park | city | Indiana | United States | 41.58 | -85.19 | 948 | |
| Meadowbrook | city | Indiana | United States | 41.06 | -85.04 | 830 | |
| Meadowbrook | city | Indiana | United States | 40.08 | -85.68 | 856 | |
| Meadowbrook | city | Indiana | United States | 41.62 | -87.12 | 830 | |
| Meadowbrook | city | Indiana | United States | 40.42 | -86.81 | 830 | |
| Meadows Glen | city | Indiana | United States | 40.07 | -85.99 | 830 | |
| Meadows Knoll | city | Indiana | United States | 40.07 | -85.98 | 830 | |
| Meadowview Mobile Home Park | city | Indiana | United States | 41.55 | -87.14 | 830 | |
| Mecca | city | Indiana | United States | 39.73 | -87.33 | 830 | |
| Mechanicsburg | city | Indiana | United States | 39.34 | -85.37 | 997 | |
| Mechanicsburg | city | Indiana | United States | 39.60 | -87.09 | 830 | |
| Mechanicsburg | city | Indiana | United States | 40.01 | -85.56 | 1026 | |
| Mechanicsburg | city | Indiana | United States | 40.16 | -86.48 | 898 | |
| Mechanicsville | city | Indiana | United States | 38.03 | -87.56 | 403 | |
| Medaryville | city | Indiana | United States | 41.08 | -86.89 | 830 | |
| Medford | city | Indiana | United States | 40.12 | -85.32 | 1046 | |
| Medora | city | Indiana | United States | 38.83 | -86.17 | 830 | |
| Meiks | city | Indiana | United States | 39.55 | -85.75 | 830 | |
| Melcher (historical) | city | Indiana | United States | 39.79 | -87.34 | 830 | |
| Mellott | city | Indiana | United States | 40.17 | -87.15 | 830 | |
| Melody Hill | city | Indiana | United States | 38.03 | -87.52 | 400 | |
| Melody Lane Mobile Home Park | city | Indiana | United States | 41.55 | -87.41 | 830 | |
| Meltzer | city | Indiana | United States | 39.52 | -85.67 | 898 | |
| Memphis | city | Indiana | United States | 38.48 | -85.76 | 830 | |
| Mentone | city | Indiana | United States | 41.17 | -86.03 | 839 | |
| Mentor | city | Indiana | United States | 38.32 | -86.72 | 830 | |
| Meridian Hills | city | Indiana | United States | 39.89 | -86.16 | 830 | |
| Merom | city | Indiana | United States | 39.06 | -87.57 | 830 | |
| Merom Station | city | Indiana | United States | 39.03 | -87.54 | 830 | |
| Merriam | city | Indiana | United States | 41.29 | -85.43 | 948 | |
| Merrick | city | Indiana | United States | 41.74 | -86.82 | 830 | |
| Merrillville | city | Indiana | United States | 41.48 | -87.33 | 830 | |
| Messick | city | Indiana | United States | 39.98 | -85.30 | 1099 | |
| Metamora | city | Indiana | United States | 39.45 | -85.14 | 830 | |
| Metea | city | Indiana | United States | 40.87 | -86.31 | 830 | |
| Metz | city | Indiana | United States | 41.62 | -84.84 | 951 | |
| Mexico | city | Indiana | United States | 40.82 | -86.12 | 830 |