| Pottstown to Massarosa | 4,207.69 mi (6,771.62 km) |
| Pottstown to Matelica | 4,344.70 mi (6,992.12 km) |
| Pottstown to Matera | 4,596.27 mi (7,396.98 km) |
| Pottstown to Matino | 4,687.64 mi (7,544.03 km) |
| Pottstown to Mazzarino | 4,618.64 mi (7,432.98 km) |
| Pottstown to Meda | 4,097.85 mi (6,594.86 km) |
| Pottstown to Medesano | 4,169.35 mi (6,709.92 km) |
| Pottstown to Medicina | 4,242.70 mi (6,827.97 km) |
| Pottstown to Meldola | 4,272.62 mi (6,876.12 km) |
| Pottstown to Melegnano | 4,114.56 mi (6,621.74 km) |
| Pottstown to Melendugno | 4,687.15 mi (7,543.23 km) |
| Pottstown to Melfi | 4,542.14 mi (7,309.87 km) |
| Pottstown to Melilli | 4,664.91 mi (7,507.44 km) |
| Pottstown to Melito di Napoli | 4,483.18 mi (7,214.98 km) |
| Pottstown to Melito di Porto Salvo | 4,666.48 mi (7,509.98 km) |
