| Keystone to Camardi | 6,350.38 mi (10,219.95 km) |
| Keystone to Camas | 6,319.77 mi (10,170.69 km) |
| Keystone to Camliyayla | 6,362.64 mi (10,239.68 km) |
| Keystone to Camoluk | 6,403.34 mi (10,305.18 km) |
| Keystone to Can | 5,916.48 mi (9,521.65 km) |
| Keystone to Canakkale | 5,883.42 mi (9,468.45 km) |
| Keystone to Cankaya | 6,172.50 mi (9,933.68 km) |
| Keystone to Cankiri | 6,174.86 mi (9,937.48 km) |
| Keystone to Cardak | 6,119.06 mi (9,847.67 km) |
| Keystone to Carsamba | 6,275.56 mi (10,099.54 km) |
| Keystone to Carsibasi | 6,385.65 mi (10,276.71 km) |
| Keystone to Cat | 6,516.16 mi (10,486.74 km) |
| Keystone to Catalagzi | 6,064.47 mi (9,759.82 km) |
| Keystone to Catalca | 5,935.01 mi (9,551.48 km) |
| Keystone to Catalpinar | 6,318.76 mi (10,169.06 km) |
