| Niederkassel to Caltanissetta | 983.39 mi (1,582.61 km) |
| Niederkassel to Calvisano | 407.45 mi (655.73 km) |
| Niederkassel to Calvizzano | 765.85 mi (1,232.51 km) |
| Niederkassel to Camaiore | 499.42 mi (803.74 km) |
| Niederkassel to Cameri | 374.80 mi (603.19 km) |
| Niederkassel to Camisano Vicentino | 424.86 mi (683.75 km) |
| Niederkassel to Campagna | 800.84 mi (1,288.82 km) |
| Niederkassel to Campagnano di Roma | 651.31 mi (1,048.18 km) |
| Niederkassel to Campi Bisenzio | 520.18 mi (837.15 km) |
| Niederkassel to Campi Salentina | 892.29 mi (1,436.00 km) |
| Niederkassel to Campiglia Marittima | 561.34 mi (903.40 km) |
| Niederkassel to Campobasso | 735.14 mi (1,183.09 km) |
| Niederkassel to Campobello di Licata | 996.70 mi (1,604.04 km) |
| Niederkassel to Campobello di Mazara | 953.12 mi (1,533.89 km) |
| Niederkassel to Campodarsego | 430.60 mi (692.98 km) |
