| Middlesbrough to Lydney | 203.94 mi (328.21 km) |
| Middlesbrough to Lye | 150.72 mi (242.56 km) |
| Middlesbrough to Lymington | 264.73 mi (426.04 km) |
| Middlesbrough to Lymm | 96.61 mi (155.48 km) |
| Middlesbrough to Mablethorpe | 104.84 mi (168.72 km) |
| Middlesbrough to Macclesfield | 98.63 mi (158.73 km) |
| Middlesbrough to Mackworth | 114.60 mi (184.43 km) |
| Middlesbrough to Madeley | 142.94 mi (230.03 km) |
| Middlesbrough to Maesteg | 228.12 mi (367.12 km) |
| Middlesbrough to Maghull | 100.82 mi (162.25 km) |
| Middlesbrough to Maidenhead | 212.17 mi (341.46 km) |
| Middlesbrough to Maidstone | 239.85 mi (386.00 km) |
| Middlesbrough to Maldon | 211.90 mi (341.01 km) |
| Middlesbrough to Maltby | 79.51 mi (127.96 km) |
| Middlesbrough to Manchester | 86.18 mi (138.70 km) |
