| Clacton-on-Sea to Massarosa | 692.74 mi (1,114.86 km) |
| Clacton-on-Sea to Matelica | 806.84 mi (1,298.48 km) |
| Clacton-on-Sea to Matera | 1,061.80 mi (1,708.81 km) |
| Clacton-on-Sea to Matino | 1,146.54 mi (1,845.18 km) |
| Clacton-on-Sea to Mazzarino | 1,185.86 mi (1,908.46 km) |
| Clacton-on-Sea to Meda | 558.56 mi (898.91 km) |
| Clacton-on-Sea to Medesano | 637.45 mi (1,025.88 km) |
| Clacton-on-Sea to Medicina | 697.83 mi (1,123.05 km) |
| Clacton-on-Sea to Meldola | 729.60 mi (1,174.18 km) |
| Clacton-on-Sea to Melegnano | 580.07 mi (933.54 km) |
| Clacton-on-Sea to Melendugno | 1,140.86 mi (1,836.04 km) |
| Clacton-on-Sea to Melfi | 1,013.04 mi (1,630.32 km) |
| Clacton-on-Sea to Melilli | 1,217.30 mi (1,959.06 km) |
| Clacton-on-Sea to Melito di Napoli | 973.76 mi (1,567.11 km) |
| Clacton-on-Sea to Melito di Porto Salvo | 1,192.35 mi (1,918.89 km) |
