| Caycuma to Rhosllanerchrugog | 1,808.38 mi (2,910.30 km) |
| Caycuma to Rhyl | 1,830.20 mi (2,945.41 km) |
| Caycuma to Rhymney | 1,801.99 mi (2,900.02 km) |
| Caycuma to Richmond | 1,672.37 mi (2,691.42 km) |
| Caycuma to Rickmansworth | 1,681.88 mi (2,706.72 km) |
| Caycuma to Ripley | 1,742.36 mi (2,804.06 km) |
| Caycuma to Ripon | 1,766.33 mi (2,842.63 km) |
| Caycuma to Risca | 1,792.20 mi (2,884.27 km) |
| Caycuma to Rochdale | 1,781.97 mi (2,867.81 km) |
| Caycuma to Rochester | 1,637.44 mi (2,635.21 km) |
| Caycuma to Rock Ferry | 1,811.96 mi (2,916.07 km) |
| Caycuma to Rogerstone | 1,790.43 mi (2,881.42 km) |
| Caycuma to Romford | 1,653.88 mi (2,661.67 km) |
| Caycuma to Romsey | 1,717.32 mi (2,763.76 km) |
| Caycuma to Ross on Wye | 1,774.52 mi (2,855.82 km) |
