| Thornton Heath to Rhondda | 143.06 mi (230.24 km) |
| Thornton Heath to Rhosllanerchrugog | 167.07 mi (268.87 km) |
| Thornton Heath to Rhyl | 194.51 mi (313.03 km) |
| Thornton Heath to Rhymney | 138.52 mi (222.93 km) |
| Thornton Heath to Richmond | 9.14 mi (14.71 km) |
| Thornton Heath to Rickmansworth | 22.51 mi (36.22 km) |
| Thornton Heath to Ripley | 126.54 mi (203.65 km) |
| Thornton Heath to Ripon | 198.19 mi (318.96 km) |
| Thornton Heath to Risca | 129.06 mi (207.70 km) |
| Thornton Heath to Rochdale | 175.59 mi (282.58 km) |
| Thornton Heath to Rochester | 26.30 mi (42.32 km) |
| Thornton Heath to Rock Ferry | 183.08 mi (294.64 km) |
| Thornton Heath to Rogerstone | 127.36 mi (204.96 km) |
| Thornton Heath to Romford | 17.41 mi (28.02 km) |
| Thornton Heath to Romsey | 66.47 mi (106.98 km) |
