| Willoughby to Civril | 5,420.01 mi (8,722.67 km) |
| Willoughby to Cizre | 5,924.32 mi (9,534.27 km) |
| Willoughby to Cobanlar | 5,440.51 mi (8,755.65 km) |
| Willoughby to Corlu | 5,209.29 mi (8,383.54 km) |
| Willoughby to Corum | 5,502.72 mi (8,855.77 km) |
| Willoughby to Cukurca | 5,977.43 mi (9,619.74 km) |
| Willoughby to Cukurcayir | 5,646.87 mi (9,087.76 km) |
| Willoughby to Cumayeri | 5,340.66 mi (8,594.96 km) |
| Willoughby to Cumra | 5,571.80 mi (8,966.94 km) |
| Willoughby to Cungus | 5,776.69 mi (9,296.69 km) |
| Willoughby to Dargecit | 5,896.86 mi (9,490.08 km) |
| Willoughby to Davutlar | 5,351.97 mi (8,613.17 km) |
| Willoughby to Demirozu | 5,694.64 mi (9,164.64 km) |
| Willoughby to Demre | 5,529.64 mi (8,899.09 km) |
| Willoughby to Denizciler | 5,747.46 mi (9,249.65 km) |
