| Duncan to Freilassing | 5,327.71 mi (8,574.12 km) |
| Duncan to Freising | 5,259.19 mi (8,463.85 km) |
| Duncan to Freital | 5,217.21 mi (8,396.28 km) |
| Duncan to Freudenberg | 5,017.74 mi (8,075.27 km) |
| Duncan to Freudenstadt | 5,132.77 mi (8,260.39 km) |
| Duncan to Freystadt | 5,210.48 mi (8,385.45 km) |
| Duncan to Frickenhausen | 5,163.19 mi (8,309.36 km) |
| Duncan to Friedberg | 5,233.21 mi (8,422.03 km) |
| Duncan to Friedberg | 5,071.77 mi (8,162.22 km) |
| Duncan to Friedeburg | 4,919.33 mi (7,916.90 km) |
| Duncan to Friedland | 5,071.35 mi (8,161.55 km) |
| Duncan to Friedrichsdorf | 5,070.80 mi (8,160.67 km) |
| Duncan to Friedrichshafen | 5,205.63 mi (8,377.65 km) |
| Duncan to Friedrichsthal | 5,049.86 mi (8,126.96 km) |
| Duncan to Friesenheim | 5,116.40 mi (8,234.05 km) |
