| Imperial Beach to Racale | 6,665.35 mi (10,726.85 km) |
| Imperial Beach to Racconigi | 6,069.47 mi (9,767.87 km) |
| Imperial Beach to Raffadali | 6,651.24 mi (10,704.13 km) |
| Imperial Beach to Ragusa | 6,718.80 mi (10,812.86 km) |
| Imperial Beach to Ramacca | 6,693.21 mi (10,771.68 km) |
| Imperial Beach to Randazzo | 6,675.05 mi (10,742.46 km) |
| Imperial Beach to Rapallo | 6,142.75 mi (9,885.80 km) |
| Imperial Beach to Ravanusa | 6,673.85 mi (10,740.52 km) |
| Imperial Beach to Ravenna | 6,236.90 mi (10,037.32 km) |
| Imperial Beach to Recanati | 6,333.84 mi (10,193.33 km) |
| Imperial Beach to Recco | 6,139.11 mi (9,879.94 km) |
| Imperial Beach to Reggello | 6,253.41 mi (10,063.89 km) |
| Imperial Beach to Reggio di Calabria | 6,686.48 mi (10,760.85 km) |
| Imperial Beach to Reggio Emilia | 6,171.25 mi (9,931.66 km) |
| Imperial Beach to Reggiolo | 6,166.06 mi (9,923.31 km) |
