| Niederkassel to Cesme | 1,275.36 mi (2,052.49 km) |
| Niederkassel to Ceyhan | 1,703.04 mi (2,740.78 km) |
| Niederkassel to Ceylanpinar | 1,884.87 mi (3,033.41 km) |
| Niederkassel to Cicekdagi | 1,528.20 mi (2,459.40 km) |
| Niederkassel to Cide | 1,373.67 mi (2,210.71 km) |
| Niederkassel to Cifteler | 1,402.29 mi (2,256.76 km) |
| Niederkassel to Ciftlik | 1,596.27 mi (2,568.94 km) |
| Niederkassel to Ciftlikkoy | 1,275.83 mi (2,053.25 km) |
| Niederkassel to Cihanbeyli | 1,511.05 mi (2,431.81 km) |
| Niederkassel to Cildir | 1,836.02 mi (2,954.78 km) |
| Niederkassel to Cilimli | 1,334.52 mi (2,147.70 km) |
| Niederkassel to Cinar | 1,860.68 mi (2,994.47 km) |
| Niederkassel to Cinarcik | 1,268.60 mi (2,041.61 km) |
| Niederkassel to Cine | 1,375.65 mi (2,213.90 km) |
| Niederkassel to Civril | 1,403.45 mi (2,258.64 km) |
