| South San Francisco to Cullman (Alabama) | 1,993.36 mi (3,208.00 km) |
| South San Francisco to Culpeper (Virginia) | 2,393.22 mi (3,851.52 km) |
| South San Francisco to Culver City (California) | 338.03 mi (544.00 km) |
| South San Francisco to Cumberland (Maryland) | 2,336.63 mi (3,760.44 km) |
| South San Francisco to Cupertino (California) | 30.99 mi (49.87 km) |
| South San Francisco to Cutler Bay (Florida) | 2,588.51 mi (4,165.81 km) |
| South San Francisco to Cutlerville (Michigan) | 1,954.72 mi (3,145.82 km) |
| South San Francisco to Cuyahoga Falls (Ohio) | 2,176.64 mi (3,502.96 km) |
| South San Francisco to Cypress (California) | 361.35 mi (581.54 km) |
| South San Francisco to Cypress Gardens (Florida) | 2,436.44 mi (3,921.07 km) |
| South San Francisco to Cypress Lake (Florida) | 2,471.38 mi (3,977.30 km) |
| South San Francisco to D'Iberville (Mississippi) | 1,970.30 mi (3,170.90 km) |
| South San Francisco to Dakota Ridge (Colorado) | 941.22 mi (1,514.74 km) |
| South San Francisco to Dale City (Virginia) | 2,424.96 mi (3,902.60 km) |
| South San Francisco to Dallas (Georgia) | 2,107.91 mi (3,392.36 km) |
