| Westlake to Cividale del Friuli | 4,465.64 mi (7,186.75 km) |
| Westlake to Civita Castellana | 4,573.95 mi (7,361.06 km) |
| Westlake to Civitanova Marche | 4,588.49 mi (7,384.47 km) |
| Westlake to Civitavecchia | 4,556.21 mi (7,332.50 km) |
| Westlake to Civitella in Val di Chiana | 4,500.88 mi (7,243.47 km) |
| Westlake to Clusone | 4,334.36 mi (6,975.49 km) |
| Westlake to Coccaglio | 4,347.44 mi (6,996.53 km) |
| Westlake to Codigoro | 4,462.11 mi (7,181.07 km) |
| Westlake to Codogno | 4,351.35 mi (7,002.82 km) |
| Westlake to Codroipo | 4,452.97 mi (7,166.36 km) |
| Westlake to Cogoleto | 4,336.34 mi (6,978.67 km) |
| Westlake to Colle di Val d'Elsa | 4,477.35 mi (7,205.61 km) |
| Westlake to Colle Salvetti | 4,442.62 mi (7,149.70 km) |
| Westlake to Collecchio | 4,387.76 mi (7,061.41 km) |
| Westlake to Colleferro | 4,621.88 mi (7,438.20 km) |
