| Ilhavo to Castelfidardo | 1,153.44 mi (1,856.28 km) |
| Ilhavo to Castelfiorentino | 1,025.07 mi (1,649.69 km) |
| Ilhavo to Castelfranco di Sopra | 1,054.70 mi (1,697.37 km) |
| Ilhavo to Castelfranco di Sotto | 1,014.91 mi (1,633.33 km) |
| Ilhavo to Castelfranco Emilia | 1,037.38 mi (1,669.50 km) |
| Ilhavo to Castelfranco Veneto | 1,092.44 mi (1,758.11 km) |
| Ilhavo to Castellabate | 1,238.52 mi (1,993.21 km) |
| Ilhavo to Castellammare del Golfo | 1,162.50 mi (1,870.86 km) |
| Ilhavo to Castellammare di Stabia | 1,209.93 mi (1,947.19 km) |
| Ilhavo to Castellamonte | 889.25 mi (1,431.10 km) |
| Ilhavo to Castellana Grotte | 1,347.57 mi (2,168.70 km) |
| Ilhavo to Castellaneta | 1,337.87 mi (2,153.10 km) |
| Ilhavo to Castellanza | 949.01 mi (1,527.29 km) |
| Ilhavo to Castellarano | 1,023.95 mi (1,647.89 km) |
| Ilhavo to Castelleone | 984.17 mi (1,583.87 km) |
