| Duffel to Rancho Cordova (California) | 5,428.21 mi (8,735.87 km) |
| Duffel to Rancho Cucamonga (California) | 5,580.35 mi (8,980.71 km) |
| Duffel to Rancho Mirage (California) | 5,565.88 mi (8,957.41 km) |
| Duffel to Rancho Palos Verdes (California) | 5,626.37 mi (9,054.77 km) |
| Duffel to Rancho San Diego (California) | 5,639.40 mi (9,075.74 km) |
| Duffel to Rancho Santa Margarita (California) | 5,610.04 mi (9,028.48 km) |
| Duffel to Randallstown (Maryland) | 3,832.06 mi (6,167.10 km) |
| Duffel to Rantoul (Illinois) | 4,231.60 mi (6,810.10 km) |
| Duffel to Rapid City (South Dakota) | 4,572.60 mi (7,358.90 km) |
| Duffel to Ravenna (Ohio) | 3,926.28 mi (6,318.74 km) |
| Duffel to Raymondville (Texas) | 5,310.75 mi (8,546.82 km) |
| Duffel to Raymore (Missouri) | 4,540.20 mi (7,306.75 km) |
| Duffel to Raytown (Missouri) | 4,530.72 mi (7,291.50 km) |
| Duffel to Reading (Ohio) | 4,140.83 mi (6,664.03 km) |
| Duffel to Reading (Pennsylvania) | 3,753.24 mi (6,040.25 km) |
