| Serpa to Massarosa | 1,019.15 mi (1,640.17 km) |
| Serpa to Matelica | 1,138.19 mi (1,831.74 km) |
| Serpa to Matera | 1,303.12 mi (2,097.17 km) |
| Serpa to Matino | 1,384.58 mi (2,228.27 km) |
| Serpa to Mazzarino | 1,191.07 mi (1,916.84 km) |
| Serpa to Meda | 1,011.95 mi (1,628.57 km) |
| Serpa to Medesano | 1,029.94 mi (1,657.54 km) |
| Serpa to Medicina | 1,093.45 mi (1,759.74 km) |
| Serpa to Meldola | 1,106.17 mi (1,780.20 km) |
| Serpa to Melegnano | 1,009.77 mi (1,625.07 km) |
| Serpa to Melendugno | 1,394.56 mi (2,244.33 km) |
| Serpa to Melfi | 1,253.97 mi (2,018.07 km) |
| Serpa to Melilli | 1,242.13 mi (1,999.01 km) |
| Serpa to Melito di Napoli | 1,179.87 mi (1,898.81 km) |
| Serpa to Melito di Porto Salvo | 1,270.90 mi (2,045.32 km) |
