| Castagneto Carducci to Red Bank (New Jersey) | 4,170.31 mi (6,711.47 km) |
| Castagneto Carducci to Red Bank (Tennessee) | 4,877.83 mi (7,850.12 km) |
| Castagneto Carducci to Red Bluff (California) | 5,971.29 mi (9,609.86 km) |
| Castagneto Carducci to Red Hill (South Carolina) | 4,656.15 mi (7,493.34 km) |
| Castagneto Carducci to Red Oak (Texas) | 5,485.73 mi (8,828.43 km) |
| Castagneto Carducci to Red Wing (Minnesota) | 4,753.95 mi (7,650.75 km) |
| Castagneto Carducci to Redan (Georgia) | 4,888.75 mi (7,867.68 km) |
| Castagneto Carducci to Redding (California) | 5,951.65 mi (9,578.25 km) |
| Castagneto Carducci to Redland (Maryland) | 4,352.74 mi (7,005.06 km) |
| Castagneto Carducci to Redlands (California) | 6,167.25 mi (9,925.23 km) |
| Castagneto Carducci to Redmond (Oregon) | 5,704.54 mi (9,180.57 km) |
| Castagneto Carducci to Redmond (Washington) | 5,531.43 mi (8,901.98 km) |
| Castagneto Carducci to Redondo Beach (California) | 6,217.72 mi (10,006.45 km) |
| Castagneto Carducci to Redwood City (California) | 6,126.70 mi (9,859.97 km) |
| Castagneto Carducci to Reedley (California) | 6,095.17 mi (9,809.23 km) |
