| Half Moon Bay to Collegno | 5,939.49 mi (9,558.69 km) |
| Half Moon Bay to Cologno al Serio | 5,973.49 mi (9,613.41 km) |
| Half Moon Bay to Cologno Monzese | 5,964.47 mi (9,598.88 km) |
| Half Moon Bay to Colorno | 6,029.36 mi (9,703.31 km) |
| Half Moon Bay to Comacchio | 6,093.20 mi (9,806.06 km) |
| Half Moon Bay to Comiso | 6,608.96 mi (10,636.10 km) |
| Half Moon Bay to Como | 5,943.30 mi (9,564.82 km) |
| Half Moon Bay to Concordia Sagittaria | 6,050.47 mi (9,737.30 km) |
| Half Moon Bay to Concorezzo | 5,962.72 mi (9,596.08 km) |
| Half Moon Bay to Conegliano | 6,028.66 mi (9,702.20 km) |
| Half Moon Bay to Conselice | 6,093.87 mi (9,807.14 km) |
| Half Moon Bay to Conselve | 6,054.07 mi (9,743.09 km) |
| Half Moon Bay to Conversano | 6,445.19 mi (10,372.54 km) |
| Half Moon Bay to Copertino | 6,511.78 mi (10,479.70 km) |
| Half Moon Bay to Copparo | 6,072.09 mi (9,772.08 km) |
