| Willoughby to Cermik | 5,786.44 mi (9,312.38 km) |
| Willoughby to Cesme | 5,284.49 mi (8,504.57 km) |
| Willoughby to Ceyhan | 5,713.05 mi (9,194.27 km) |
| Willoughby to Ceylanpinar | 5,875.85 mi (9,456.27 km) |
| Willoughby to Cicekdagi | 5,530.39 mi (8,900.30 km) |
| Willoughby to Cide | 5,365.37 mi (8,634.73 km) |
| Willoughby to Cifteler | 5,416.82 mi (8,717.53 km) |
| Willoughby to Ciftlik | 5,605.94 mi (9,021.88 km) |
| Willoughby to Ciftlikkoy | 5,290.23 mi (8,513.80 km) |
| Willoughby to Cihanbeyli | 5,523.48 mi (8,889.18 km) |
| Willoughby to Cildir | 5,750.37 mi (9,254.32 km) |
| Willoughby to Cilimli | 5,343.04 mi (8,598.79 km) |
| Willoughby to Cinar | 5,842.03 mi (9,401.84 km) |
| Willoughby to Cinarcik | 5,283.43 mi (8,502.86 km) |
| Willoughby to Cine | 5,387.87 mi (8,670.94 km) |
