| Horta to Cividale del Friuli | 2,184.69 mi (3,515.92 km) |
| Horta to Civita Castellana | 2,153.68 mi (3,466.01 km) |
| Horta to Civitanova Marche | 2,212.33 mi (3,560.40 km) |
| Horta to Civitavecchia | 2,124.36 mi (3,418.83 km) |
| Horta to Civitella in Val di Chiana | 2,110.72 mi (3,396.87 km) |
| Horta to Clusone | 2,017.61 mi (3,247.03 km) |
| Horta to Coccaglio | 2,018.85 mi (3,249.02 km) |
| Horta to Codigoro | 2,124.10 mi (3,418.42 km) |
| Horta to Codogno | 2,005.69 mi (3,227.85 km) |
| Horta to Codroipo | 2,163.15 mi (3,481.26 km) |
| Horta to Cogoleto | 1,954.54 mi (3,145.52 km) |
| Horta to Colle di Val d'Elsa | 2,081.63 mi (3,350.05 km) |
| Horta to Colle Salvetti | 2,048.14 mi (3,296.16 km) |
| Horta to Collecchio | 2,031.22 mi (3,268.93 km) |
| Horta to Colleferro | 2,189.75 mi (3,524.06 km) |
