| Penarth to Massarosa | 815.16 mi (1,311.88 km) |
| Penarth to Matelica | 941.40 mi (1,515.04 km) |
| Penarth to Matera | 1,198.35 mi (1,928.55 km) |
| Penarth to Matino | 1,286.43 mi (2,070.31 km) |
| Penarth to Mazzarino | 1,293.07 mi (2,080.99 km) |
| Penarth to Meda | 689.18 mi (1,109.13 km) |
| Penarth to Medesano | 766.18 mi (1,233.04 km) |
| Penarth to Medicina | 833.92 mi (1,342.06 km) |
| Penarth to Meldola | 865.30 mi (1,392.57 km) |
| Penarth to Melegnano | 708.73 mi (1,140.60 km) |
| Penarth to Melendugno | 1,282.67 mi (2,064.27 km) |
| Penarth to Melfi | 1,146.98 mi (1,845.89 km) |
| Penarth to Melilli | 1,329.20 mi (2,139.13 km) |
| Penarth to Melito di Napoli | 1,099.97 mi (1,770.22 km) |
| Penarth to Melito di Porto Salvo | 1,311.19 mi (2,110.15 km) |
