| Portage to Cermik | 5,900.30 mi (9,495.61 km) |
| Portage to Cesme | 5,421.97 mi (8,725.83 km) |
| Portage to Ceyhan | 5,836.32 mi (9,392.64 km) |
| Portage to Ceylanpinar | 5,991.13 mi (9,641.79 km) |
| Portage to Cicekdagi | 5,650.87 mi (9,094.20 km) |
| Portage to Cide | 5,483.42 mi (8,824.72 km) |
| Portage to Cifteler | 5,543.88 mi (8,922.01 km) |
| Portage to Ciftlik | 5,729.34 mi (9,220.48 km) |
| Portage to Ciftlikkoy | 5,417.47 mi (8,718.57 km) |
| Portage to Cihanbeyli | 5,648.71 mi (9,090.72 km) |
| Portage to Cildir | 5,850.63 mi (9,415.68 km) |
| Portage to Cilimli | 5,466.75 mi (8,797.89 km) |
| Portage to Cinar | 5,954.79 mi (9,583.30 km) |
| Portage to Cinarcik | 5,411.06 mi (8,708.26 km) |
| Portage to Cine | 5,523.93 mi (8,889.91 km) |
