| Castleford to Massarosa | 861.53 mi (1,386.50 km) |
| Castleford to Matelica | 973.64 mi (1,566.92 km) |
| Castleford to Matera | 1,227.48 mi (1,975.44 km) |
| Castleford to Matino | 1,311.07 mi (2,109.96 km) |
| Castleford to Mazzarino | 1,355.01 mi (2,180.68 km) |
| Castleford to Meda | 726.82 mi (1,169.71 km) |
| Castleford to Medesano | 805.72 mi (1,296.68 km) |
| Castleford to Medicina | 864.67 mi (1,391.55 km) |
| Castleford to Meldola | 896.40 mi (1,442.62 km) |
| Castleford to Melegnano | 748.51 mi (1,204.60 km) |
| Castleford to Melendugno | 1,304.77 mi (2,099.82 km) |
| Castleford to Melfi | 1,179.46 mi (1,898.16 km) |
| Castleford to Melilli | 1,386.34 mi (2,231.10 km) |
| Castleford to Melito di Napoli | 1,141.69 mi (1,837.38 km) |
| Castleford to Melito di Porto Salvo | 1,360.93 mi (2,190.20 km) |
