| Pembroke Dock to Rhosllanerchrugog | 121.14 mi (194.95 km) |
| Pembroke Dock to Rhyl | 128.24 mi (206.39 km) |
| Pembroke Dock to Rhymney | 71.31 mi (114.76 km) |
| Pembroke Dock to Richmond | 200.09 mi (322.02 km) |
| Pembroke Dock to Rickmansworth | 191.99 mi (308.98 km) |
| Pembroke Dock to Ripley | 176.24 mi (283.63 km) |
| Pembroke Dock to Ripon | 220.98 mi (355.63 km) |
| Pembroke Dock to Risca | 79.73 mi (128.31 km) |
| Pembroke Dock to Rochdale | 176.69 mi (284.35 km) |
| Pembroke Dock to Rochester | 235.03 mi (378.25 km) |
| Pembroke Dock to Rock Ferry | 141.77 mi (228.16 km) |
| Pembroke Dock to Rogerstone | 81.44 mi (131.06 km) |
| Pembroke Dock to Romford | 219.92 mi (353.93 km) |
| Pembroke Dock to Romsey | 156.61 mi (252.03 km) |
| Pembroke Dock to Ross on Wye | 101.92 mi (164.03 km) |
