| Niederkassel to Rhosllanerchrugog | 455.32 mi (732.76 km) |
| Niederkassel to Rhyl | 478.32 mi (769.78 km) |
| Niederkassel to Rhymney | 450.12 mi (724.40 km) |
| Niederkassel to Richmond | 320.88 mi (516.41 km) |
| Niederkassel to Rickmansworth | 329.25 mi (529.88 km) |
| Niederkassel to Ripley | 390.97 mi (629.21 km) |
| Niederkassel to Ripon | 426.58 mi (686.52 km) |
| Niederkassel to Risca | 441.24 mi (710.11 km) |
| Niederkassel to Rochdale | 434.12 mi (698.64 km) |
| Niederkassel to Rochester | 286.01 mi (460.28 km) |
| Niederkassel to Rock Ferry | 460.87 mi (741.70 km) |
| Niederkassel to Rogerstone | 439.58 mi (707.43 km) |
| Niederkassel to Romford | 301.22 mi (484.76 km) |
| Niederkassel to Romsey | 371.65 mi (598.12 km) |
| Niederkassel to Ross on Wye | 421.55 mi (678.41 km) |
