| Ottumwa to Menen | 4,314.83 mi (6,944.04 km) |
| Ottumwa to Merchtem | 4,349.40 mi (6,999.69 km) |
| Ottumwa to Merelbeke | 4,330.44 mi (6,969.18 km) |
| Ottumwa to Merksem | 4,346.69 mi (6,995.32 km) |
| Ottumwa to Merksplas | 4,357.49 mi (7,012.70 km) |
| Ottumwa to Mettet | 4,389.32 mi (7,063.93 km) |
| Ottumwa to Meulebeke | 4,315.27 mi (6,944.75 km) |
| Ottumwa to Middelkerke | 4,289.44 mi (6,903.19 km) |
| Ottumwa to Mol | 4,373.46 mi (7,038.40 km) |
| Ottumwa to Mons | 4,358.28 mi (7,013.97 km) |
| Ottumwa to Montignies-le-Tilleul | 4,376.80 mi (7,043.78 km) |
| Ottumwa to Moorslede | 4,309.16 mi (6,934.93 km) |
| Ottumwa to Moortebeek | 4,357.45 mi (7,012.63 km) |
| Ottumwa to Morlanwelz-Mariemont | 4,368.75 mi (7,030.82 km) |
| Ottumwa to Mortsel | 4,350.45 mi (7,001.38 km) |
