| Niederkassel to Cabestany | 594.33 mi (956.48 km) |
| Niederkassel to Cabries | 515.46 mi (829.56 km) |
| Niederkassel to Cachan | 251.97 mi (405.50 km) |
| Niederkassel to Caen | 347.53 mi (559.29 km) |
| Niederkassel to Cagnes-sur-Mer | 494.21 mi (795.35 km) |
| Niederkassel to Cahors | 511.00 mi (822.37 km) |
| Niederkassel to Calais | 225.81 mi (363.40 km) |
| Niederkassel to Caluire-et-Cuire | 361.16 mi (581.22 km) |
| Niederkassel to Cambrai | 172.65 mi (277.86 km) |
| Niederkassel to Canet-en-Roussillon | 591.70 mi (952.25 km) |
| Niederkassel to Cannes | 501.99 mi (807.88 km) |
| Niederkassel to Canteleu | 281.77 mi (453.46 km) |
| Niederkassel to Capbreton | 634.37 mi (1,020.92 km) |
| Niederkassel to Carcassonne | 569.71 mi (916.86 km) |
| Niederkassel to Carmaux | 519.87 mi (836.65 km) |
