| Potters Bar to Racale | 1,190.37 mi (1,915.71 km) |
| Potters Bar to Racconigi | 599.62 mi (965.00 km) |
| Potters Bar to Raffadali | 1,192.09 mi (1,918.49 km) |
| Potters Bar to Ragusa | 1,253.93 mi (2,018.01 km) |
| Potters Bar to Ramacca | 1,225.96 mi (1,972.99 km) |
| Potters Bar to Randazzo | 1,203.96 mi (1,937.59 km) |
| Potters Bar to Rapallo | 667.56 mi (1,074.34 km) |
| Potters Bar to Ravanusa | 1,212.24 mi (1,950.91 km) |
| Potters Bar to Ravenna | 759.92 mi (1,222.97 km) |
| Potters Bar to Recanati | 857.04 mi (1,379.27 km) |
| Potters Bar to Recco | 664.16 mi (1,068.87 km) |
| Potters Bar to Reggello | 775.10 mi (1,247.40 km) |
| Potters Bar to Reggio di Calabria | 1,211.63 mi (1,949.93 km) |
| Potters Bar to Reggio Emilia | 692.85 mi (1,115.04 km) |
| Potters Bar to Reggiolo | 687.90 mi (1,107.06 km) |
