| Duisburg to Red Bank (New Jersey) | 3,759.56 mi (6,050.42 km) |
| Duisburg to Red Bank (Tennessee) | 4,452.59 mi (7,165.75 km) |
| Duisburg to Red Bluff (California) | 5,402.63 mi (8,694.70 km) |
| Duisburg to Red Hill (South Carolina) | 4,268.39 mi (6,869.31 km) |
| Duisburg to Red Oak (Texas) | 5,023.77 mi (8,084.98 km) |
| Duisburg to Red Wing (Minnesota) | 4,251.87 mi (6,842.73 km) |
| Duisburg to Redan (Georgia) | 4,476.75 mi (7,204.63 km) |
| Duisburg to Redding (California) | 5,382.06 mi (8,661.59 km) |
| Duisburg to Redland (Maryland) | 3,937.59 mi (6,336.94 km) |
| Duisburg to Redlands (California) | 5,624.44 mi (9,051.66 km) |
| Duisburg to Redmond (Oregon) | 5,131.22 mi (8,257.89 km) |
| Duisburg to Redmond (Washington) | 4,951.34 mi (7,968.41 km) |
| Duisburg to Redondo Beach (California) | 5,671.71 mi (9,127.74 km) |
| Duisburg to Redwood City (California) | 5,562.77 mi (8,952.41 km) |
| Duisburg to Reedley (California) | 5,540.06 mi (8,915.86 km) |
