| Kalkar to Ciampino | 748.09 mi (1,203.94 km) |
| Kalkar to Cicciano | 840.42 mi (1,352.53 km) |
| Kalkar to Cingoli | 661.78 mi (1,065.03 km) |
| Kalkar to Cinisello Balsamo | 447.87 mi (720.77 km) |
| Kalkar to Cinisi | 994.00 mi (1,599.68 km) |
| Kalkar to Cirie | 453.31 mi (729.53 km) |
| Kalkar to Ciro Marina | 1,000.21 mi (1,609.68 km) |
| Kalkar to Cislago | 437.94 mi (704.80 km) |
| Kalkar to Cisterna di Latina | 765.85 mi (1,232.51 km) |
| Kalkar to Cisternino | 926.02 mi (1,490.29 km) |
| Kalkar to Citta di Castello | 635.11 mi (1,022.11 km) |
| Kalkar to Citta Sant'Angelo | 733.21 mi (1,179.99 km) |
| Kalkar to Cittadella | 489.27 mi (787.40 km) |
| Kalkar to Cittanova | 1,039.12 mi (1,672.31 km) |
| Kalkar to Cividale del Friuli | 506.37 mi (814.92 km) |
