| Pottstown to Mombris | 3,961.32 mi (6,375.12 km) |
| Pottstown to Monchengladbach | 3,819.93 mi (6,147.59 km) |
| Pottstown to Monschau | 3,830.32 mi (6,164.31 km) |
| Pottstown to Montabaur | 3,896.80 mi (6,271.29 km) |
| Pottstown to Moosburg | 4,122.41 mi (6,634.37 km) |
| Pottstown to Morbach | 3,885.93 mi (6,253.81 km) |
| Pottstown to Morfelden-Walldorf | 3,939.88 mi (6,340.62 km) |
| Pottstown to Morlenbach | 3,957.92 mi (6,369.65 km) |
| Pottstown to Morsbach | 3,880.25 mi (6,244.66 km) |
| Pottstown to Mosbach | 3,981.89 mi (6,408.23 km) |
| Pottstown to Mosigkau | 4,028.16 mi (6,482.70 km) |
| Pottstown to Mossingen | 4,006.99 mi (6,448.63 km) |
| Pottstown to Much | 3,866.24 mi (6,222.11 km) |
| Pottstown to Mucheln | 4,027.82 mi (6,482.15 km) |
| Pottstown to Muhlacker | 3,981.52 mi (6,407.64 km) |
