| Rickmansworth to Castelfidardo | 861.08 mi (1,385.77 km) |
| Rickmansworth to Castelfiorentino | 767.66 mi (1,235.43 km) |
| Rickmansworth to Castelfranco di Sopra | 785.57 mi (1,264.26 km) |
| Rickmansworth to Castelfranco di Sotto | 755.43 mi (1,215.75 km) |
| Rickmansworth to Castelfranco Emilia | 718.89 mi (1,156.94 km) |
| Rickmansworth to Castelfranco Veneto | 698.88 mi (1,124.73 km) |
| Rickmansworth to Castellabate | 1,074.80 mi (1,729.72 km) |
| Rickmansworth to Castellammare del Golfo | 1,141.59 mi (1,837.21 km) |
| Rickmansworth to Castellammare di Stabia | 1,036.87 mi (1,668.68 km) |
| Rickmansworth to Castellamonte | 571.12 mi (919.13 km) |
| Rickmansworth to Castellana Grotte | 1,117.95 mi (1,799.17 km) |
| Rickmansworth to Castellaneta | 1,122.62 mi (1,806.68 km) |
| Rickmansworth to Castellanza | 595.81 mi (958.87 km) |
| Rickmansworth to Castellarano | 711.36 mi (1,144.83 km) |
| Rickmansworth to Castelleone | 640.42 mi (1,030.66 km) |
