| Westerville to Mombris | 4,253.22 mi (6,844.89 km) |
| Westerville to Monchengladbach | 4,110.58 mi (6,615.34 km) |
| Westerville to Monschau | 4,124.21 mi (6,637.27 km) |
| Westerville to Montabaur | 4,189.00 mi (6,741.55 km) |
| Westerville to Moosburg | 4,416.96 mi (7,108.41 km) |
| Westerville to Morbach | 4,181.97 mi (6,730.24 km) |
| Westerville to Morfelden-Walldorf | 4,232.95 mi (6,812.27 km) |
| Westerville to Morlenbach | 4,252.55 mi (6,843.81 km) |
| Westerville to Morsbach | 4,170.64 mi (6,711.99 km) |
| Westerville to Mosbach | 4,276.99 mi (6,883.14 km) |
| Westerville to Mosigkau | 4,307.28 mi (6,931.90 km) |
| Westerville to Mossingen | 4,306.32 mi (6,930.35 km) |
| Westerville to Much | 4,156.85 mi (6,689.80 km) |
| Westerville to Mucheln | 4,310.08 mi (6,936.41 km) |
| Westerville to Muhlacker | 4,278.84 mi (6,886.13 km) |
