| South San Francisco to Cosham | 5,366.38 mi (8,636.35 km) |
| South San Francisco to Costessey | 5,341.52 mi (8,596.35 km) |
| South San Francisco to Cottingham | 5,238.86 mi (8,431.13 km) |
| South San Francisco to Coulsdon | 5,370.11 mi (8,642.36 km) |
| South San Francisco to Coventry | 5,275.39 mi (8,489.92 km) |
| South San Francisco to Cowdenbeath | 5,042.82 mi (8,115.63 km) |
| South San Francisco to Cowes | 5,363.42 mi (8,631.59 km) |
| South San Francisco to Cowley | 5,349.59 mi (8,609.33 km) |
| South San Francisco to Cowley | 5,317.59 mi (8,557.83 km) |
| South San Francisco to Cramlington | 5,141.74 mi (8,274.83 km) |
| South San Francisco to Cranleigh | 5,369.31 mi (8,641.07 km) |
| South San Francisco to Crawley | 5,379.34 mi (8,657.21 km) |
| South San Francisco to Crayford | 5,373.09 mi (8,647.15 km) |
| South San Francisco to Crewe | 5,214.12 mi (8,391.32 km) |
| South San Francisco to Crigglestone | 5,214.09 mi (8,391.27 km) |
