| Thornbury to Mansfield | 119.95 mi (193.03 km) |
| Thornbury to March | 128.60 mi (206.97 km) |
| Thornbury to Margate | 168.82 mi (271.69 km) |
| Thornbury to Market Drayton | 89.49 mi (144.02 km) |
| Thornbury to Market Harborough | 90.80 mi (146.13 km) |
| Thornbury to Marlow | 74.95 mi (120.62 km) |
| Thornbury to Marple | 125.04 mi (201.24 km) |
| Thornbury to Marton | 209.57 mi (337.28 km) |
| Thornbury to Maryport | 218.13 mi (351.05 km) |
| Thornbury to Matlock | 113.47 mi (182.60 km) |
| Thornbury to Melksham | 23.42 mi (37.69 km) |
| Thornbury to Meltham | 139.88 mi (225.11 km) |
| Thornbury to Melton Mowbray | 105.86 mi (170.36 km) |
| Thornbury to Merthyr Tudful | 37.70 mi (60.67 km) |
| Thornbury to Methil | 316.75 mi (509.76 km) |
