| Kalkar to Castelfiorentino | 602.62 mi (969.82 km) |
| Kalkar to Castelfranco di Sopra | 611.48 mi (984.09 km) |
| Kalkar to Castelfranco di Sotto | 592.54 mi (953.60 km) |
| Kalkar to Castelfranco Emilia | 539.75 mi (868.64 km) |
| Kalkar to Castelfranco Veneto | 491.78 mi (791.44 km) |
| Kalkar to Castellabate | 892.79 mi (1,436.81 km) |
| Kalkar to Castellammare del Golfo | 999.82 mi (1,609.05 km) |
| Kalkar to Castellammare di Stabia | 856.36 mi (1,378.18 km) |
| Kalkar to Castellamonte | 443.97 mi (714.50 km) |
| Kalkar to Castellana Grotte | 909.96 mi (1,464.44 km) |
| Kalkar to Castellaneta | 918.70 mi (1,478.51 km) |
| Kalkar to Castellanza | 439.34 mi (707.04 km) |
| Kalkar to Castellarano | 536.79 mi (863.88 km) |
| Kalkar to Castelleone | 472.49 mi (760.40 km) |
| Kalkar to Castelletto sopra Ticino | 429.49 mi (691.20 km) |
