| Port Orange to Cividale del Friuli | 4,997.46 mi (8,042.63 km) |
| Port Orange to Civita Castellana | 5,058.68 mi (8,141.15 km) |
| Port Orange to Civitanova Marche | 5,090.78 mi (8,192.82 km) |
| Port Orange to Civitavecchia | 5,035.76 mi (8,104.27 km) |
| Port Orange to Civitella in Val di Chiana | 4,995.10 mi (8,038.84 km) |
| Port Orange to Clusone | 4,849.18 mi (7,804.01 km) |
| Port Orange to Coccaglio | 4,858.68 mi (7,819.29 km) |
| Port Orange to Codigoro | 4,974.18 mi (8,005.18 km) |
| Port Orange to Codogno | 4,856.76 mi (7,816.20 km) |
| Port Orange to Codroipo | 4,981.36 mi (8,016.72 km) |
| Port Orange to Cogoleto | 4,828.17 mi (7,770.19 km) |
| Port Orange to Colle di Val d'Elsa | 4,968.70 mi (7,996.35 km) |
| Port Orange to Colle Salvetti | 4,933.32 mi (7,939.40 km) |
| Port Orange to Collecchio | 4,890.60 mi (7,870.66 km) |
| Port Orange to Colleferro | 5,103.19 mi (8,212.79 km) |
