| Hopatcong to Mombris | 3,890.48 mi (6,261.12 km) |
| Hopatcong to Monchengladbach | 3,749.07 mi (6,033.54 km) |
| Hopatcong to Monschau | 3,759.51 mi (6,050.34 km) |
| Hopatcong to Montabaur | 3,825.96 mi (6,157.29 km) |
| Hopatcong to Moosburg | 4,051.62 mi (6,520.45 km) |
| Hopatcong to Morbach | 3,815.16 mi (6,139.91 km) |
| Hopatcong to Morfelden-Walldorf | 3,869.05 mi (6,226.64 km) |
| Hopatcong to Morlenbach | 3,887.12 mi (6,255.72 km) |
| Hopatcong to Morsbach | 3,809.38 mi (6,130.61 km) |
| Hopatcong to Mosbach | 3,911.10 mi (6,294.31 km) |
| Hopatcong to Mosigkau | 3,957.23 mi (6,368.54 km) |
| Hopatcong to Mossingen | 3,936.30 mi (6,334.87 km) |
| Hopatcong to Much | 3,795.37 mi (6,108.06 km) |
| Hopatcong to Mucheln | 3,956.89 mi (6,368.00 km) |
| Hopatcong to Muhlacker | 3,910.78 mi (6,293.80 km) |
