| Valongo to Cividale del Friuli | 1,143.82 mi (1,840.81 km) |
| Valongo to Civita Castellana | 1,078.05 mi (1,734.96 km) |
| Valongo to Civitanova Marche | 1,143.17 mi (1,839.76 km) |
| Valongo to Civitavecchia | 1,047.62 mi (1,685.99 km) |
| Valongo to Civitella in Val di Chiana | 1,041.96 mi (1,676.88 km) |
| Valongo to Clusone | 976.87 mi (1,572.11 km) |
| Valongo to Coccaglio | 973.54 mi (1,566.76 km) |
| Valongo to Codigoro | 1,068.57 mi (1,719.70 km) |
| Valongo to Codogno | 955.24 mi (1,537.31 km) |
| Valongo to Codroipo | 1,120.78 mi (1,803.72 km) |
| Valongo to Cogoleto | 895.35 mi (1,440.93 km) |
| Valongo to Colle di Val d'Elsa | 1,012.66 mi (1,629.72 km) |
| Valongo to Colle Salvetti | 980.74 mi (1,578.35 km) |
| Valongo to Collecchio | 975.43 mi (1,569.80 km) |
| Valongo to Colleferro | 1,111.90 mi (1,789.44 km) |
