| Penarth to Masanasa | 841.26 mi (1,353.87 km) |
| Penarth to Masquefa | 725.26 mi (1,167.20 km) |
| Penarth to Matadepera | 722.00 mi (1,161.94 km) |
| Penarth to Mazarron | 959.96 mi (1,544.91 km) |
| Penarth to Meco | 751.50 mi (1,209.43 km) |
| Penarth to Medina del Campo | 704.80 mi (1,134.26 km) |
| Penarth to Medina Sidonia | 1,042.66 mi (1,678.00 km) |
| Penarth to Mejorada del Campo | 762.40 mi (1,226.96 km) |
| Penarth to Meliana | 833.51 mi (1,341.41 km) |
| Penarth to Mengibar | 930.63 mi (1,497.71 km) |
| Penarth to Merida | 879.13 mi (1,414.82 km) |
| Penarth to Miajadas | 859.89 mi (1,383.86 km) |
| Penarth to Mieres | 578.06 mi (930.29 km) |
| Penarth to Miguelturra | 861.95 mi (1,387.18 km) |
| Penarth to Mijas | 1,027.18 mi (1,653.08 km) |
