| Pottstown to Masanasa | 3,863.57 mi (6,217.82 km) |
| Pottstown to Masquefa | 3,902.07 mi (6,279.78 km) |
| Pottstown to Matadepera | 3,908.71 mi (6,290.46 km) |
| Pottstown to Mazarron | 3,877.09 mi (6,239.58 km) |
| Pottstown to Meco | 3,689.60 mi (5,937.83 km) |
| Pottstown to Medina del Campo | 3,592.67 mi (5,781.84 km) |
| Pottstown to Medina Sidonia | 3,687.25 mi (5,934.05 km) |
| Pottstown to Mejorada del Campo | 3,691.36 mi (5,940.68 km) |
| Pottstown to Meliana | 3,862.21 mi (6,215.63 km) |
| Pottstown to Mengibar | 3,744.20 mi (6,025.71 km) |
| Pottstown to Merida | 3,593.19 mi (5,782.68 km) |
| Pottstown to Miajadas | 3,598.86 mi (5,791.80 km) |
| Pottstown to Mieres | 3,499.55 mi (5,631.98 km) |
| Pottstown to Miguelturra | 3,706.86 mi (5,965.61 km) |
| Pottstown to Mijas | 3,746.54 mi (6,029.47 km) |
