| Monfalcone to Cividale del Friuli | 21.28 mi (34.24 km) |
| Monfalcone to Civita Castellana | 248.43 mi (399.81 km) |
| Monfalcone to Civitanova Marche | 173.01 mi (278.44 km) |
| Monfalcone to Civitavecchia | 269.77 mi (434.16 km) |
| Monfalcone to Civitella in Val di Chiana | 187.34 mi (301.49 km) |
| Monfalcone to Clusone | 172.56 mi (277.71 km) |
| Monfalcone to Coccaglio | 172.37 mi (277.40 km) |
| Monfalcone to Codigoro | 95.90 mi (154.34 km) |
| Monfalcone to Codogno | 190.64 mi (306.81 km) |
| Monfalcone to Codroipo | 28.92 mi (46.54 km) |
| Monfalcone to Cogoleto | 257.47 mi (414.37 km) |
| Monfalcone to Colle di Val d'Elsa | 203.54 mi (327.57 km) |
| Monfalcone to Colle Salvetti | 213.38 mi (343.39 km) |
| Monfalcone to Collecchio | 176.81 mi (284.54 km) |
| Monfalcone to Colleferro | 282.16 mi (454.09 km) |
