| Niederkassel to Casandrino | 765.18 mi (1,231.44 km) |
| Niederkassel to Casapulla | 757.52 mi (1,219.12 km) |
| Niederkassel to Casarano | 918.91 mi (1,478.84 km) |
| Niederkassel to Casatenovo | 368.80 mi (593.53 km) |
| Niederkassel to Casciana Terme | 530.85 mi (854.31 km) |
| Niederkassel to Cascina | 519.58 mi (836.18 km) |
| Niederkassel to Caselle Torinese | 390.66 mi (628.70 km) |
| Niederkassel to Caserta | 758.62 mi (1,220.88 km) |
| Niederkassel to Casier | 431.25 mi (694.03 km) |
| Niederkassel to Casorate Primo | 390.85 mi (629.02 km) |
| Niederkassel to Casoria | 768.36 mi (1,236.55 km) |
| Niederkassel to Cassano al Ionio | 884.26 mi (1,423.08 km) |
| Niederkassel to Cassano d'Adda | 382.50 mi (615.58 km) |
| Niederkassel to Cassano delle Murge | 829.40 mi (1,334.79 km) |
| Niederkassel to Cassina de' Pecchi | 381.60 mi (614.13 km) |
