| Hilo to Castelfidardo | 8,014.12 mi (12,897.48 km) |
| Hilo to Castelfiorentino | 7,975.41 mi (12,835.18 km) |
| Hilo to Castelfranco di Sopra | 7,981.11 mi (12,844.36 km) |
| Hilo to Castelfranco di Sotto | 7,965.98 mi (12,820.01 km) |
| Hilo to Castelfranco Emilia | 7,909.79 mi (12,729.57 km) |
| Hilo to Castelfranco Veneto | 7,848.28 mi (12,630.58 km) |
| Hilo to Castellabate | 8,244.13 mi (13,267.64 km) |
| Hilo to Castellammare del Golfo | 8,373.24 mi (13,475.42 km) |
| Hilo to Castellammare di Stabia | 8,211.19 mi (13,214.63 km) |
| Hilo to Castellamonte | 7,812.68 mi (12,573.29 km) |
| Hilo to Castellana Grotte | 8,222.23 mi (13,232.41 km) |
| Hilo to Castellaneta | 8,237.52 mi (13,257.00 km) |
| Hilo to Castellanza | 7,814.00 mi (12,575.42 km) |
| Hilo to Castellarano | 7,908.47 mi (12,727.46 km) |
| Hilo to Castelleone | 7,846.81 mi (12,628.22 km) |
