| Portchester to Mombris | 455.31 mi (732.74 km) |
| Portchester to Monchengladbach | 329.07 mi (529.58 km) |
| Portchester to Monschau | 323.25 mi (520.23 km) |
| Portchester to Montabaur | 392.75 mi (632.06 km) |
| Portchester to Moosburg | 605.60 mi (974.61 km) |
| Portchester to Morbach | 369.93 mi (595.35 km) |
| Portchester to Morfelden-Walldorf | 430.78 mi (693.28 km) |
| Portchester to Morlenbach | 443.78 mi (714.20 km) |
| Portchester to Morsbach | 385.21 mi (619.94 km) |
| Portchester to Mosbach | 466.13 mi (750.16 km) |
| Portchester to Mosigkau | 579.61 mi (932.80 km) |
| Portchester to Mossingen | 485.13 mi (780.74 km) |
| Portchester to Much | 371.26 mi (597.48 km) |
| Portchester to Mucheln | 561.09 mi (902.99 km) |
| Portchester to Muhlacker | 461.74 mi (743.09 km) |
