| Horten to Cividale del Friuli | 928.65 mi (1,494.52 km) |
| Horten to Civita Castellana | 1,186.21 mi (1,909.02 km) |
| Horten to Civitanova Marche | 1,122.56 mi (1,806.59 km) |
| Horten to Civitavecchia | 1,198.18 mi (1,928.28 km) |
| Horten to Civitella in Val di Chiana | 1,107.11 mi (1,781.72 km) |
| Horten to Clusone | 935.56 mi (1,505.64 km) |
| Horten to Coccaglio | 957.65 mi (1,541.18 km) |
| Horten to Codigoro | 1,010.34 mi (1,625.99 km) |
| Horten to Codogno | 985.79 mi (1,586.48 km) |
| Horten to Codroipo | 935.80 mi (1,506.02 km) |
| Horten to Cogoleto | 1,041.26 mi (1,675.75 km) |
| Horten to Colle di Val d'Elsa | 1,107.33 mi (1,782.07 km) |
| Horten to Colle Salvetti | 1,093.11 mi (1,759.20 km) |
| Horten to Collecchio | 1,013.69 mi (1,631.38 km) |
| Horten to Colleferro | 1,227.11 mi (1,974.84 km) |
