| Llantrisant to March | 162.81 mi (262.02 km) |
| Llantrisant to Margate | 205.10 mi (330.07 km) |
| Llantrisant to Market Drayton | 101.39 mi (163.17 km) |
| Llantrisant to Market Harborough | 122.76 mi (197.57 km) |
| Llantrisant to Marlow | 111.49 mi (179.42 km) |
| Llantrisant to Marple | 139.59 mi (224.64 km) |
| Llantrisant to Marton | 225.71 mi (363.24 km) |
| Llantrisant to Maryport | 219.14 mi (352.66 km) |
| Llantrisant to Matlock | 134.62 mi (216.65 km) |
| Llantrisant to Melksham | 54.55 mi (87.79 km) |
| Llantrisant to Meltham | 155.44 mi (250.15 km) |
| Llantrisant to Melton Mowbray | 135.21 mi (217.60 km) |
| Llantrisant to Merthyr Tudful | 13.89 mi (22.35 km) |
| Llantrisant to Methil | 321.08 mi (516.73 km) |
| Llantrisant to Mexborough | 161.30 mi (259.59 km) |
