| Healdsburg to Rosolini | 6,572.80 mi (10,577.90 km) |
| Healdsburg to Rossano | 6,457.53 mi (10,392.40 km) |
| Healdsburg to Rottofreno | 5,942.75 mi (9,563.94 km) |
| Healdsburg to Rovato | 5,926.59 mi (9,537.93 km) |
| Healdsburg to Roverbella | 5,964.89 mi (9,599.56 km) |
| Healdsburg to Rovereto | 5,937.50 mi (9,555.48 km) |
| Healdsburg to Rovigo | 6,003.61 mi (9,661.88 km) |
| Healdsburg to Rozzano | 5,913.18 mi (9,516.34 km) |
| Healdsburg to Rubano | 5,983.09 mi (9,628.86 km) |
| Healdsburg to Rubiera | 6,000.46 mi (9,656.81 km) |
| Healdsburg to Ruffano | 6,475.53 mi (10,421.35 km) |
| Healdsburg to Russi | 6,050.62 mi (9,737.53 km) |
| Healdsburg to Rutigliano | 6,383.26 mi (10,272.86 km) |
| Healdsburg to Ruvo di Puglia | 6,361.32 mi (10,237.55 km) |
| Healdsburg to Sabaudia | 6,255.88 mi (10,067.87 km) |
