| Keystone to Cavdir | 6,146.60 mi (9,891.99 km) |
| Keystone to Cay | 6,147.70 mi (9,893.77 km) |
| Keystone to Caybasi | 6,297.79 mi (10,135.32 km) |
| Keystone to Caycuma | 6,076.18 mi (9,778.67 km) |
| Keystone to Cayeli | 6,437.30 mi (10,359.84 km) |
| Keystone to Cayiralan | 6,314.43 mi (10,162.10 km) |
| Keystone to Cayirhan | 6,114.32 mi (9,840.04 km) |
| Keystone to Cayirli | 6,470.03 mi (10,412.51 km) |
| Keystone to Cayirova | 5,986.49 mi (9,634.32 km) |
| Keystone to Caykara | 6,434.53 mi (10,355.37 km) |
| Keystone to Cekerek | 6,274.87 mi (10,098.44 km) |
| Keystone to Cekme | 5,969.78 mi (9,607.44 km) |
| Keystone to Celtik | 6,163.14 mi (9,918.61 km) |
| Keystone to Cerkes | 6,135.53 mi (9,874.19 km) |
| Keystone to Cerkezkoy | 5,909.61 mi (9,510.60 km) |
