| Portage to Civril | 5,551.70 mi (8,934.59 km) |
| Portage to Cizre | 6,034.21 mi (9,711.13 km) |
| Portage to Cobanlar | 5,569.50 mi (8,963.24 km) |
| Portage to Corlu | 5,338.01 mi (8,590.69 km) |
| Portage to Corum | 5,620.17 mi (9,044.78 km) |
| Portage to Cukurca | 6,084.48 mi (9,792.03 km) |
| Portage to Cukurcayir | 5,754.30 mi (9,260.65 km) |
| Portage to Cumayeri | 5,464.60 mi (8,794.43 km) |
| Portage to Cumra | 5,699.60 mi (9,172.63 km) |
| Portage to Cungus | 5,890.72 mi (9,480.20 km) |
| Portage to Dargecit | 6,007.30 mi (9,667.82 km) |
| Portage to Davutlar | 5,489.06 mi (8,833.79 km) |
| Portage to Demirozu | 5,803.44 mi (9,339.73 km) |
| Portage to Demre | 5,665.25 mi (9,117.34 km) |
| Portage to Denizciler | 5,870.73 mi (9,448.03 km) |
