| Garden Grove to Rosolini | 6,694.07 mi (10,773.07 km) |
| Garden Grove to Rossano | 6,597.84 mi (10,618.20 km) |
| Garden Grove to Rottofreno | 6,075.72 mi (9,777.92 km) |
| Garden Grove to Rovato | 6,063.60 mi (9,758.42 km) |
| Garden Grove to Roverbella | 6,103.62 mi (9,822.84 km) |
| Garden Grove to Rovereto | 6,080.03 mi (9,784.86 km) |
| Garden Grove to Rovigo | 6,145.67 mi (9,890.50 km) |
| Garden Grove to Rozzano | 6,046.02 mi (9,730.12 km) |
| Garden Grove to Rubano | 6,126.61 mi (9,859.83 km) |
| Garden Grove to Rubiera | 6,136.58 mi (9,875.88 km) |
| Garden Grove to Ruffano | 6,624.88 mi (10,661.71 km) |
| Garden Grove to Russi | 6,190.65 mi (9,962.89 km) |
| Garden Grove to Rutigliano | 6,530.14 mi (10,509.24 km) |
| Garden Grove to Ruvo di Puglia | 6,507.05 mi (10,472.09 km) |
| Garden Grove to Sabaudia | 6,387.09 mi (10,279.02 km) |
