| Kalkar to Busto Garolfo | 443.78 mi (714.19 km) |
| Kalkar to Cabras | 822.68 mi (1,323.98 km) |
| Kalkar to Cadelbosco di Sopra | 520.67 mi (837.93 km) |
| Kalkar to Cadoneghe | 504.87 mi (812.52 km) |
| Kalkar to Cagli | 637.94 mi (1,026.67 km) |
| Kalkar to Cagliari | 874.97 mi (1,408.14 km) |
| Kalkar to Cairo Montenotte | 515.14 mi (829.04 km) |
| Kalkar to Caivano | 836.40 mi (1,346.06 km) |
| Kalkar to Calcinaia | 591.51 mi (951.95 km) |
| Kalkar to Calcinato | 472.88 mi (761.03 km) |
| Kalkar to Calderara di Reno | 545.71 mi (878.24 km) |
| Kalkar to Caldogno | 485.76 mi (781.76 km) |
| Kalkar to Calenzano | 588.75 mi (947.50 km) |
| Kalkar to Calolziocorte | 434.44 mi (699.17 km) |
| Kalkar to Caltagirone | 1,079.12 mi (1,736.68 km) |
