| Ruislip to Castelfidardo | 857.43 mi (1,379.90 km) |
| Ruislip to Castelfiorentino | 763.74 mi (1,229.12 km) |
| Ruislip to Castelfranco di Sopra | 781.72 mi (1,258.06 km) |
| Ruislip to Castelfranco di Sotto | 751.50 mi (1,209.42 km) |
| Ruislip to Castelfranco Emilia | 715.13 mi (1,150.89 km) |
| Ruislip to Castelfranco Veneto | 695.44 mi (1,119.20 km) |
| Ruislip to Castellabate | 1,070.92 mi (1,723.48 km) |
| Ruislip to Castellammare del Golfo | 1,137.38 mi (1,830.44 km) |
| Ruislip to Castellammare di Stabia | 1,032.99 mi (1,662.43 km) |
| Ruislip to Castellamonte | 567.04 mi (912.57 km) |
| Ruislip to Castellana Grotte | 1,114.34 mi (1,793.36 km) |
| Ruislip to Castellaneta | 1,118.96 mi (1,800.79 km) |
| Ruislip to Castellanza | 591.94 mi (952.64 km) |
| Ruislip to Castellarano | 707.56 mi (1,138.71 km) |
| Ruislip to Castelleone | 636.61 mi (1,024.53 km) |
