| Keystone to Cermik | 6,523.20 mi (10,498.07 km) |
| Keystone to Cesme | 5,948.04 mi (9,572.44 km) |
| Keystone to Ceyhan | 6,420.56 mi (10,332.89 km) |
| Keystone to Ceylanpinar | 6,606.93 mi (10,632.82 km) |
| Keystone to Cicekdagi | 6,249.90 mi (10,058.25 km) |
| Keystone to Cide | 6,095.12 mi (9,809.14 km) |
| Keystone to Cifteler | 6,116.04 mi (9,842.82 km) |
| Keystone to Ciftlik | 6,314.63 mi (10,162.42 km) |
| Keystone to Ciftlikkoy | 5,990.89 mi (9,641.41 km) |
| Keystone to Cihanbeyli | 6,227.28 mi (10,021.84 km) |
| Keystone to Cildir | 6,526.70 mi (10,503.71 km) |
| Keystone to Cilimli | 6,054.80 mi (9,744.25 km) |
| Keystone to Cinar | 6,581.39 mi (10,591.73 km) |
| Keystone to Cinarcik | 5,982.87 mi (9,628.49 km) |
| Keystone to Cine | 6,055.00 mi (9,744.58 km) |
