| Hilo to Castelletto sopra Ticino | 7,803.72 mi (12,558.87 km) |
| Hilo to Castelli Calepio | 7,826.14 mi (12,594.95 km) |
| Hilo to Castelnovo ne' Monti | 7,912.55 mi (12,734.02 km) |
| Hilo to Castelnuovo Berardenga | 7,998.97 mi (12,873.11 km) |
| Hilo to Castelnuovo di Porto | 8,092.38 mi (13,023.43 km) |
| Hilo to Castelnuovo di Verona | 7,850.32 mi (12,633.88 km) |
| Hilo to Castelnuovo Rangone | 7,911.45 mi (12,732.24 km) |
| Hilo to Castelvetrano | 8,395.20 mi (13,510.77 km) |
| Hilo to Castelvetro di Modena | 7,915.00 mi (12,737.96 km) |
| Hilo to Castenaso | 7,920.64 mi (12,747.04 km) |
| Hilo to Castenedolo | 7,842.03 mi (12,620.53 km) |
| Hilo to Castiglion Fiorentino | 8,004.18 mi (12,881.49 km) |
| Hilo to Castiglione del Lago | 8,019.49 mi (12,906.13 km) |
| Hilo to Castiglione delle Stiviere | 7,849.27 mi (12,632.18 km) |
| Hilo to Castrolibero | 8,321.23 mi (13,391.72 km) |
