| Hilo to Cassina de' Pecchi | 7,826.93 mi (12,596.22 km) |
| Hilo to Cassino | 8,149.94 mi (13,116.06 km) |
| Hilo to Castagneto Carducci | 7,999.66 mi (12,874.21 km) |
| Hilo to Castano Primo | 7,816.59 mi (12,579.59 km) |
| Hilo to Castel Bolognese | 7,937.46 mi (12,774.11 km) |
| Hilo to Castel Gandolfo | 8,120.15 mi (13,068.12 km) |
| Hilo to Castel Goffredo | 7,855.77 mi (12,642.63 km) |
| Hilo to Castel Maggiore | 7,915.58 mi (12,738.90 km) |
| Hilo to Castel Mella | 7,838.21 mi (12,614.38 km) |
| Hilo to Castel San Giorgio | 8,207.40 mi (13,208.53 km) |
| Hilo to Castel San Giovanni | 7,858.82 mi (12,647.55 km) |
| Hilo to Castel San Pietro Terme | 7,929.33 mi (12,761.03 km) |
| Hilo to Castel Volturno | 8,181.26 mi (13,166.47 km) |
| Hilo to Castelbuono | 8,394.01 mi (13,508.86 km) |
| Hilo to Casteldaccia | 8,379.58 mi (13,485.64 km) |
