| Westminster to Castelfidardo | 843.75 mi (1,357.89 km) |
| Westminster to Castelfiorentino | 750.47 mi (1,207.77 km) |
| Westminster to Castelfranco di Sopra | 768.33 mi (1,236.50 km) |
| Westminster to Castelfranco di Sotto | 738.26 mi (1,188.11 km) |
| Westminster to Castelfranco Emilia | 701.60 mi (1,129.11 km) |
| Westminster to Castelfranco Veneto | 681.59 mi (1,096.91 km) |
| Westminster to Castellabate | 1,057.58 mi (1,702.00 km) |
| Westminster to Castellammare del Golfo | 1,124.90 mi (1,810.36 km) |
| Westminster to Castellammare di Stabia | 1,019.65 mi (1,640.97 km) |
| Westminster to Castellamonte | 554.13 mi (891.79 km) |
| Westminster to Castellana Grotte | 1,100.63 mi (1,771.29 km) |
| Westminster to Castellaneta | 1,105.30 mi (1,778.81 km) |
| Westminster to Castellanza | 578.58 mi (931.13 km) |
| Westminster to Castellarano | 694.09 mi (1,117.03 km) |
| Westminster to Castelleone | 623.15 mi (1,002.86 km) |
