| Half Moon Bay to Cassina de' Pecchi | 5,967.67 mi (9,604.03 km) |
| Half Moon Bay to Cassino | 6,323.18 mi (10,176.18 km) |
| Half Moon Bay to Castagneto Carducci | 6,134.92 mi (9,873.20 km) |
| Half Moon Bay to Castano Primo | 5,948.52 mi (9,573.22 km) |
| Half Moon Bay to Castel Bolognese | 6,104.30 mi (9,823.93 km) |
| Half Moon Bay to Castel Gandolfo | 6,275.14 mi (10,098.87 km) |
| Half Moon Bay to Castel Goffredo | 6,011.47 mi (9,674.53 km) |
| Half Moon Bay to Castel Maggiore | 6,077.92 mi (9,781.46 km) |
| Half Moon Bay to Castel Mella | 5,990.94 mi (9,641.49 km) |
| Half Moon Bay to Castel San Giorgio | 6,389.27 mi (10,282.54 km) |
| Half Moon Bay to Castel San Giovanni | 5,995.57 mi (9,648.93 km) |
| Half Moon Bay to Castel San Pietro Terme | 6,093.47 mi (9,806.50 km) |
| Half Moon Bay to Castel Volturno | 6,351.55 mi (10,221.84 km) |
| Half Moon Bay to Castelbuono | 6,537.06 mi (10,520.39 km) |
| Half Moon Bay to Casteldaccia | 6,513.35 mi (10,482.22 km) |
