| Merthyr Tudful to Runcorn | 113.74 mi (183.05 km) |
| Merthyr Tudful to Rushall | 84.98 mi (136.76 km) |
| Merthyr Tudful to Rushden | 123.94 mi (199.46 km) |
| Merthyr Tudful to Rustington | 139.88 mi (225.12 km) |
| Merthyr Tudful to Rutherglen | 284.30 mi (457.53 km) |
| Merthyr Tudful to Ryde | 118.81 mi (191.21 km) |
| Merthyr Tudful to Rye | 185.53 mi (298.58 km) |
| Merthyr Tudful to Ryhope | 231.26 mi (372.17 km) |
| Merthyr Tudful to Saffron Walden | 155.62 mi (250.44 km) |
| Merthyr Tudful to Saint Albans | 130.12 mi (209.41 km) |
| Merthyr Tudful to Saint Andrews | 318.52 mi (512.62 km) |
| Merthyr Tudful to Saint Austell | 114.71 mi (184.61 km) |
| Merthyr Tudful to Saint Budeaux | 98.98 mi (159.29 km) |
| Merthyr Tudful to Saint Helens | 120.85 mi (194.49 km) |
| Merthyr Tudful to Saint Ives | 146.15 mi (235.20 km) |
