| Duffel to Frankfort (Illinois) | 4,162.69 mi (6,699.20 km) |
| Duffel to Frankfort (Indiana) | 4,170.76 mi (6,712.19 km) |
| Duffel to Frankfort (Kentucky) | 4,206.93 mi (6,770.40 km) |
| Duffel to Franklin (Indiana) | 4,190.53 mi (6,744.00 km) |
| Duffel to Franklin (Ohio) | 4,119.83 mi (6,630.23 km) |
| Duffel to Franklin (Tennessee) | 4,395.30 mi (7,073.55 km) |
| Duffel to Franklin (Wisconsin) | 4,102.80 mi (6,602.82 km) |
| Duffel to Franklin Farm (Virginia) | 3,876.92 mi (6,239.30 km) |
| Duffel to Franklin Lakes (New Jersey) | 3,654.52 mi (5,881.39 km) |
| Duffel to Franklin Park (Illinois) | 4,142.99 mi (6,667.49 km) |
| Duffel to Franklin Park (New Jersey) | 3,692.92 mi (5,943.18 km) |
| Duffel to Franklin Park (Pennsylvania) | 3,907.74 mi (6,288.91 km) |
| Duffel to Franklin Square (New York) | 3,646.65 mi (5,868.71 km) |
| Duffel to Fraser (Michigan) | 3,928.98 mi (6,323.08 km) |
| Duffel to Frederick (Colorado) | 4,840.16 mi (7,789.48 km) |
