| Boppard to Masquefa | 663.51 mi (1,067.81 km) |
| Boppard to Matadepera | 652.96 mi (1,050.84 km) |
| Boppard to Mazarron | 977.30 mi (1,572.81 km) |
| Boppard to Meco | 851.18 mi (1,369.84 km) |
| Boppard to Medina del Campo | 860.48 mi (1,384.81 km) |
| Boppard to Medina Sidonia | 1,164.43 mi (1,873.98 km) |
| Boppard to Mejorada del Campo | 861.91 mi (1,387.11 km) |
| Boppard to Meliana | 834.41 mi (1,342.85 km) |
| Boppard to Mengibar | 1,016.20 mi (1,635.42 km) |
| Boppard to Merida | 1,037.12 mi (1,669.09 km) |
| Boppard to Miajadas | 1,014.73 mi (1,633.04 km) |
| Boppard to Mieres | 793.79 mi (1,277.48 km) |
| Boppard to Miguelturra | 961.00 mi (1,546.58 km) |
| Boppard to Mijas | 1,120.81 mi (1,803.77 km) |
| Boppard to Miranda de Ebro | 721.78 mi (1,161.60 km) |
