| Cloppenburg to Masquefa | 836.11 mi (1,345.58 km) |
| Cloppenburg to Matadepera | 826.16 mi (1,329.58 km) |
| Cloppenburg to Mazarron | 1,145.82 mi (1,844.02 km) |
| Cloppenburg to Meco | 1,003.47 mi (1,614.93 km) |
| Cloppenburg to Medina del Campo | 1,001.32 mi (1,611.46 km) |
| Cloppenburg to Medina Sidonia | 1,318.60 mi (2,122.08 km) |
| Cloppenburg to Mejorada del Campo | 1,014.52 mi (1,632.71 km) |
| Cloppenburg to Meliana | 1,002.74 mi (1,613.76 km) |
| Cloppenburg to Mengibar | 1,174.69 mi (1,890.49 km) |
| Cloppenburg to Merida | 1,181.74 mi (1,901.82 km) |
| Cloppenburg to Miajadas | 1,159.58 mi (1,866.16 km) |
| Cloppenburg to Mieres | 917.67 mi (1,476.85 km) |
| Cloppenburg to Miguelturra | 1,116.01 mi (1,796.05 km) |
| Cloppenburg to Mijas | 1,279.53 mi (2,059.20 km) |
| Cloppenburg to Miranda de Ebro | 866.03 mi (1,393.74 km) |
