| Half Moon Bay to Celano | 6,281.53 mi (10,109.15 km) |
| Half Moon Bay to Cento | 6,066.14 mi (9,762.51 km) |
| Half Moon Bay to Cepagatti | 6,279.64 mi (10,106.11 km) |
| Half Moon Bay to Ceprano | 6,311.28 mi (10,157.03 km) |
| Half Moon Bay to Cercola | 6,374.51 mi (10,258.78 km) |
| Half Moon Bay to Cerea | 6,037.87 mi (9,717.02 km) |
| Half Moon Bay to Cerese | 6,033.21 mi (9,709.51 km) |
| Half Moon Bay to Cerignola | 6,394.46 mi (10,290.89 km) |
| Half Moon Bay to Cermenate | 5,949.34 mi (9,574.54 km) |
| Half Moon Bay to Cernusco sul Naviglio | 5,966.71 mi (9,602.49 km) |
| Half Moon Bay to Cerreto Guidi | 6,109.34 mi (9,832.03 km) |
| Half Moon Bay to Cerro Maggiore | 5,951.05 mi (9,577.29 km) |
| Half Moon Bay to Certaldo | 6,126.25 mi (9,859.24 km) |
| Half Moon Bay to Cerveteri | 6,244.70 mi (10,049.88 km) |
| Half Moon Bay to Cervia | 6,123.18 mi (9,854.30 km) |
