| Horizon West to Cividale del Friuli | 5,055.59 mi (8,136.18 km) |
| Horizon West to Civita Castellana | 5,116.11 mi (8,233.58 km) |
| Horizon West to Civitanova Marche | 5,148.48 mi (8,285.68 km) |
| Horizon West to Civitavecchia | 5,093.10 mi (8,196.56 km) |
| Horizon West to Civitella in Val di Chiana | 5,052.71 mi (8,131.55 km) |
| Horizon West to Clusone | 4,907.13 mi (7,897.26 km) |
| Horizon West to Coccaglio | 4,916.57 mi (7,912.46 km) |
| Horizon West to Codigoro | 5,032.06 mi (8,098.32 km) |
| Horizon West to Codogno | 4,914.57 mi (7,909.24 km) |
| Horizon West to Codroipo | 5,039.45 mi (8,110.21 km) |
| Horizon West to Cogoleto | 4,885.78 mi (7,862.91 km) |
| Horizon West to Colle di Val d'Elsa | 5,026.27 mi (8,089.00 km) |
| Horizon West to Colle Salvetti | 4,990.88 mi (8,032.05 km) |
| Horizon West to Collecchio | 4,948.37 mi (7,963.62 km) |
| Horizon West to Colleferro | 5,160.54 mi (8,305.09 km) |
