| Castel San Giorgio to Rhosllanerchrugog | 1,183.80 mi (1,905.14 km) |
| Castel San Giorgio to Rhyl | 1,210.99 mi (1,948.91 km) |
| Castel San Giorgio to Rhymney | 1,140.14 mi (1,834.88 km) |
| Castel San Giorgio to Richmond | 1,025.69 mi (1,650.69 km) |
| Castel San Giorgio to Rickmansworth | 1,039.23 mi (1,672.48 km) |
| Castel San Giorgio to Ripley | 1,133.30 mi (1,823.86 km) |
| Castel San Giorgio to Ripon | 1,188.20 mi (1,912.22 km) |
| Castel San Giorgio to Risca | 1,127.45 mi (1,814.45 km) |
| Castel San Giorgio to Rochdale | 1,182.45 mi (1,902.97 km) |
| Castel San Giorgio to Rochester | 995.94 mi (1,602.82 km) |
| Castel San Giorgio to Rock Ferry | 1,198.09 mi (1,928.14 km) |
| Castel San Giorgio to Rogerstone | 1,125.45 mi (1,811.23 km) |
| Castel San Giorgio to Romford | 1,015.50 mi (1,634.28 km) |
| Castel San Giorgio to Romsey | 1,046.52 mi (1,684.22 km) |
| Castel San Giorgio to Ross on Wye | 1,122.18 mi (1,805.98 km) |
