| Aylesbury to Castelfidardo | 880.31 mi (1,416.72 km) |
| Aylesbury to Castelfiorentino | 786.94 mi (1,266.46 km) |
| Aylesbury to Castelfranco di Sopra | 804.86 mi (1,295.30 km) |
| Aylesbury to Castelfranco di Sotto | 774.71 mi (1,246.77 km) |
| Aylesbury to Castelfranco Emilia | 738.17 mi (1,187.97 km) |
| Aylesbury to Castelfranco Veneto | 717.95 mi (1,155.43 km) |
| Aylesbury to Castellabate | 1,094.08 mi (1,760.76 km) |
| Aylesbury to Castellammare del Golfo | 1,160.57 mi (1,867.75 km) |
| Aylesbury to Castellammare di Stabia | 1,056.16 mi (1,699.72 km) |
| Aylesbury to Castellamonte | 590.30 mi (950.00 km) |
| Aylesbury to Castellana Grotte | 1,137.16 mi (1,830.09 km) |
| Aylesbury to Castellaneta | 1,141.86 mi (1,837.64 km) |
| Aylesbury to Castellanza | 615.10 mi (989.90 km) |
| Aylesbury to Castellarano | 730.65 mi (1,175.87 km) |
| Aylesbury to Castelleone | 659.71 mi (1,061.69 km) |
