| Sintra to Clay Cross | 1,062.21 mi (1,709.47 km) |
| Sintra to Clayton | 1,095.05 mi (1,762.32 km) |
| Sintra to Clayton le Moors | 1,086.14 mi (1,747.97 km) |
| Sintra to Cleckheaton | 1,092.87 mi (1,758.81 km) |
| Sintra to Cleethorpes | 1,111.33 mi (1,788.51 km) |
| Sintra to Clevedon | 928.63 mi (1,494.49 km) |
| Sintra to Clifton | 1,049.98 mi (1,689.77 km) |
| Sintra to Clifton | 1,118.51 mi (1,800.07 km) |
| Sintra to Cliftonville | 1,014.30 mi (1,632.35 km) |
| Sintra to Clitheroe | 1,092.25 mi (1,757.81 km) |
| Sintra to Clydebank | 1,203.60 mi (1,937.01 km) |
| Sintra to Coalville | 1,035.32 mi (1,666.18 km) |
| Sintra to Coatbridge | 1,204.51 mi (1,938.47 km) |
| Sintra to Cobham | 968.62 mi (1,558.84 km) |
| Sintra to Cockermouth | 1,131.49 mi (1,820.95 km) |
