| Sierpc to Massarosa | 754.69 mi (1,214.56 km) |
| Sierpc to Matelica | 731.96 mi (1,177.98 km) |
| Sierpc to Matera | 856.26 mi (1,378.02 km) |
| Sierpc to Matino | 890.79 mi (1,433.59 km) |
| Sierpc to Mazzarino | 1,108.42 mi (1,783.83 km) |
| Sierpc to Meda | 686.15 mi (1,104.25 km) |
| Sierpc to Medesano | 708.60 mi (1,140.38 km) |
| Sierpc to Medicina | 685.45 mi (1,103.12 km) |
| Sierpc to Meldola | 697.01 mi (1,121.72 km) |
| Sierpc to Melegnano | 697.94 mi (1,123.22 km) |
| Sierpc to Melendugno | 873.98 mi (1,406.53 km) |
| Sierpc to Melfi | 842.29 mi (1,355.54 km) |
| Sierpc to Melilli | 1,106.71 mi (1,781.08 km) |
| Sierpc to Melito di Napoli | 865.06 mi (1,392.18 km) |
| Sierpc to Melito di Porto Salvo | 1,050.72 mi (1,690.96 km) |
