| Fountain Valley to Racale | 6,624.93 mi (10,661.80 km) |
| Fountain Valley to Racconigi | 6,033.26 mi (9,709.60 km) |
| Fountain Valley to Raffadali | 6,617.33 mi (10,649.56 km) |
| Fountain Valley to Ragusa | 6,684.22 mi (10,757.22 km) |
| Fountain Valley to Ramacca | 6,658.23 mi (10,715.39 km) |
| Fountain Valley to Randazzo | 6,639.37 mi (10,685.04 km) |
| Fountain Valley to Rapallo | 6,105.76 mi (9,826.27 km) |
| Fountain Valley to Ravanusa | 6,639.66 mi (10,685.50 km) |
| Fountain Valley to Ravenna | 6,197.49 mi (9,973.90 km) |
| Fountain Valley to Recanati | 6,294.29 mi (10,129.68 km) |
| Fountain Valley to Recco | 6,102.16 mi (9,820.48 km) |
| Fountain Valley to Reggello | 6,215.23 mi (10,002.45 km) |
| Fountain Valley to Reggio di Calabria | 6,649.94 mi (10,702.05 km) |
| Fountain Valley to Reggio Emilia | 6,132.81 mi (9,869.81 km) |
| Fountain Valley to Reggiolo | 6,127.27 mi (9,860.89 km) |
