| Volterra to Red Bank (New Jersey) | 4,174.16 mi (6,717.67 km) |
| Volterra to Red Bank (Tennessee) | 4,881.24 mi (7,855.60 km) |
| Volterra to Red Bluff (California) | 5,965.45 mi (9,600.46 km) |
| Volterra to Red Hill (South Carolina) | 4,661.20 mi (7,501.48 km) |
| Volterra to Red Oak (Texas) | 5,487.43 mi (8,831.16 km) |
| Volterra to Red Wing (Minnesota) | 4,753.14 mi (7,649.45 km) |
| Volterra to Redan (Georgia) | 4,892.78 mi (7,874.17 km) |
| Volterra to Redding (California) | 5,945.71 mi (9,568.69 km) |
| Volterra to Redland (Maryland) | 4,356.46 mi (7,011.04 km) |
| Volterra to Redlands (California) | 6,163.82 mi (9,919.72 km) |
| Volterra to Redmond (Oregon) | 5,698.16 mi (9,170.30 km) |
| Volterra to Redmond (Washington) | 5,524.21 mi (8,890.36 km) |
| Volterra to Redondo Beach (California) | 6,214.04 mi (10,000.52 km) |
| Volterra to Redwood City (California) | 6,121.37 mi (9,851.39 km) |
| Volterra to Reedley (California) | 6,090.68 mi (9,802.00 km) |
