| South San Francisco to Busto Arsizio | 5,936.13 mi (9,553.28 km) |
| South San Francisco to Busto Garolfo | 5,940.70 mi (9,560.63 km) |
| South San Francisco to Cabras | 6,241.27 mi (10,044.36 km) |
| South San Francisco to Cadelbosco di Sopra | 6,033.43 mi (9,709.86 km) |
| South San Francisco to Cadoneghe | 6,032.00 mi (9,707.57 km) |
| South San Francisco to Cagli | 6,160.39 mi (9,914.18 km) |
| South San Francisco to Cagliari | 6,298.75 mi (10,136.87 km) |
| South San Francisco to Cairo Montenotte | 5,986.07 mi (9,633.65 km) |
| South San Francisco to Caivano | 6,356.78 mi (10,230.25 km) |
| South San Francisco to Calcinaia | 6,094.93 mi (9,808.84 km) |
| South San Francisco to Calcinato | 5,989.28 mi (9,638.82 km) |
| South San Francisco to Calderara di Reno | 6,063.60 mi (9,758.42 km) |
| South San Francisco to Caldogno | 6,011.39 mi (9,674.40 km) |
| South San Francisco to Calenzano | 6,100.39 mi (9,817.62 km) |
| South San Francisco to Calolziocorte | 5,942.34 mi (9,563.28 km) |
