| Simi Valley to Clacton-on-Sea | 5,471.10 mi (8,804.89 km) |
| Simi Valley to Clay Cross | 5,327.68 mi (8,574.08 km) |
| Simi Valley to Clayton | 5,287.24 mi (8,508.99 km) |
| Simi Valley to Clayton le Moors | 5,269.86 mi (8,481.01 km) |
| Simi Valley to Cleckheaton | 5,292.74 mi (8,517.84 km) |
| Simi Valley to Cleethorpes | 5,352.71 mi (8,614.36 km) |
| Simi Valley to Clevedon | 5,359.45 mi (8,625.20 km) |
| Simi Valley to Clifton | 5,346.88 mi (8,604.97 km) |
| Simi Valley to Clifton | 5,300.63 mi (8,530.54 km) |
| Simi Valley to Cliftonville | 5,498.32 mi (8,848.68 km) |
| Simi Valley to Clitheroe | 5,265.32 mi (8,473.72 km) |
| Simi Valley to Clydebank | 5,114.68 mi (8,231.29 km) |
| Simi Valley to Coalville | 5,349.06 mi (8,608.49 km) |
| Simi Valley to Coatbridge | 5,127.62 mi (8,252.10 km) |
| Simi Valley to Cobham | 5,443.65 mi (8,760.70 km) |
