| Merthyr Tudful to Motherwell | 280.30 mi (451.09 km) |
| Merthyr Tudful to Mountain Ash | 4.26 mi (6.85 km) |
| Merthyr Tudful to Musselburgh | 290.42 mi (467.39 km) |
| Merthyr Tudful to Nailsea | 34.23 mi (55.08 km) |
| Merthyr Tudful to Nairn | 404.19 mi (650.47 km) |
| Merthyr Tudful to Nantwich | 98.34 mi (158.26 km) |
| Merthyr Tudful to Neath | 19.37 mi (31.17 km) |
| Merthyr Tudful to Nelson | 152.42 mi (245.30 km) |
| Merthyr Tudful to Neston | 107.58 mi (173.13 km) |
| Merthyr Tudful to Netherton | 75.40 mi (121.35 km) |
| Merthyr Tudful to New Brighton | 117.51 mi (189.12 km) |
| Merthyr Tudful to New Mills | 126.12 mi (202.97 km) |
| Merthyr Tudful to New Milton | 100.98 mi (162.51 km) |
| Merthyr Tudful to New Silksworth | 231.08 mi (371.88 km) |
| Merthyr Tudful to Newburn | 233.78 mi (376.22 km) |
