| Middle Valley to Rhondda | 4,033.70 mi (6,491.61 km) |
| Middle Valley to Rhosllanerchrugog | 4,018.71 mi (6,467.49 km) |
| Middle Valley to Rhyl | 3,995.39 mi (6,429.95 km) |
| Middle Valley to Rhymney | 4,036.08 mi (6,495.44 km) |
| Middle Valley to Richmond | 4,163.76 mi (6,700.92 km) |
| Middle Valley to Rickmansworth | 4,152.75 mi (6,683.20 km) |
| Middle Valley to Ripley | 4,082.80 mi (6,570.64 km) |
| Middle Valley to Ripon | 4,054.53 mi (6,525.13 km) |
| Middle Valley to Risca | 4,047.17 mi (6,513.28 km) |
| Middle Valley to Rochdale | 4,041.03 mi (6,503.40 km) |
| Middle Valley to Rochester | 4,198.03 mi (6,756.07 km) |
| Middle Valley to Rock Ferry | 4,012.90 mi (6,458.15 km) |
| Middle Valley to Rogerstone | 4,049.07 mi (6,516.34 km) |
| Middle Valley to Romford | 4,180.21 mi (6,727.40 km) |
| Middle Valley to Romsey | 4,126.26 mi (6,640.57 km) |
