| Callaway to Rhondda | 4,294.97 mi (6,912.09 km) |
| Callaway to Rhosllanerchrugog | 4,286.44 mi (6,898.36 km) |
| Callaway to Rhyl | 4,264.16 mi (6,862.51 km) |
| Callaway to Rhymney | 4,298.10 mi (6,917.13 km) |
| Callaway to Richmond | 4,427.00 mi (7,124.57 km) |
| Callaway to Rickmansworth | 4,416.63 mi (7,107.88 km) |
| Callaway to Ripley | 4,351.95 mi (7,003.79 km) |
| Callaway to Ripon | 4,328.19 mi (6,965.55 km) |
| Callaway to Risca | 4,308.67 mi (6,934.14 km) |
| Callaway to Rochdale | 4,312.01 mi (6,939.52 km) |
| Callaway to Rochester | 4,461.65 mi (7,180.33 km) |
| Callaway to Rock Ferry | 4,282.24 mi (6,891.60 km) |
| Callaway to Rogerstone | 4,310.53 mi (6,937.12 km) |
| Callaway to Romford | 4,444.40 mi (7,152.58 km) |
| Callaway to Romsey | 4,386.39 mi (7,059.21 km) |
