| Middlesbrough to Massarosa | 903.11 mi (1,453.41 km) |
| Middlesbrough to Matelica | 1,011.00 mi (1,627.05 km) |
| Middlesbrough to Matera | 1,262.90 mi (2,032.44 km) |
| Middlesbrough to Matino | 1,344.96 mi (2,164.50 km) |
| Middlesbrough to Mazzarino | 1,398.45 mi (2,250.59 km) |
| Middlesbrough to Meda | 767.29 mi (1,234.83 km) |
| Middlesbrough to Medesano | 846.01 mi (1,361.52 km) |
| Middlesbrough to Medicina | 902.31 mi (1,452.13 km) |
| Middlesbrough to Meldola | 933.93 mi (1,503.01 km) |
| Middlesbrough to Melegnano | 789.30 mi (1,270.26 km) |
| Middlesbrough to Melendugno | 1,337.97 mi (2,153.26 km) |
| Middlesbrough to Melfi | 1,215.96 mi (1,956.89 km) |
| Middlesbrough to Melilli | 1,428.54 mi (2,299.01 km) |
| Middlesbrough to Melito di Napoli | 1,180.75 mi (1,900.23 km) |
| Middlesbrough to Melito di Porto Salvo | 1,401.34 mi (2,255.24 km) |
