| Seal Beach to Rosolini | 6,699.21 mi (10,781.34 km) |
| Seal Beach to Rossano | 6,602.78 mi (10,626.14 km) |
| Seal Beach to Rottofreno | 6,080.70 mi (9,785.94 km) |
| Seal Beach to Rovato | 6,068.54 mi (9,766.37 km) |
| Seal Beach to Roverbella | 6,108.55 mi (9,830.76 km) |
| Seal Beach to Rovereto | 6,084.91 mi (9,792.72 km) |
| Seal Beach to Rovigo | 6,150.56 mi (9,898.37 km) |
| Seal Beach to Rozzano | 6,051.00 mi (9,738.14 km) |
| Seal Beach to Rubano | 6,131.48 mi (9,867.67 km) |
| Seal Beach to Rubiera | 6,141.54 mi (9,883.85 km) |
| Seal Beach to Ruffano | 6,629.72 mi (10,669.50 km) |
| Seal Beach to Russi | 6,195.56 mi (9,970.80 km) |
| Seal Beach to Rutigliano | 6,535.00 mi (10,517.06 km) |
| Seal Beach to Ruvo di Puglia | 6,511.92 mi (10,479.93 km) |
| Seal Beach to Sabaudia | 6,392.11 mi (10,287.10 km) |
