| Beykoz to Cividale del Friuli | 853.22 mi (1,373.13 km) |
| Beykoz to Civita Castellana | 862.74 mi (1,388.44 km) |
| Beykoz to Civitanova Marche | 798.84 mi (1,285.61 km) |
| Beykoz to Civitavecchia | 894.17 mi (1,439.03 km) |
| Beykoz to Civitella in Val di Chiana | 900.46 mi (1,449.15 km) |
| Beykoz to Clusone | 1,010.83 mi (1,626.78 km) |
| Beykoz to Coccaglio | 1,005.09 mi (1,617.53 km) |
| Beykoz to Codigoro | 893.36 mi (1,437.73 km) |
| Beykoz to Codogno | 1,013.32 mi (1,630.78 km) |
| Beykoz to Codroipo | 871.16 mi (1,402.00 km) |
| Beykoz to Cogoleto | 1,058.30 mi (1,703.16 km) |
| Beykoz to Colle di Val d'Elsa | 929.60 mi (1,496.05 km) |
| Beykoz to Colle Salvetti | 962.99 mi (1,549.79 km) |
| Beykoz to Collecchio | 984.35 mi (1,584.16 km) |
| Beykoz to Colleferro | 832.54 mi (1,339.84 km) |
