| Tulcea to Cividale del Friuli | 743.75 mi (1,196.95 km) |
| Tulcea to Civita Castellana | 840.59 mi (1,352.80 km) |
| Tulcea to Civitanova Marche | 755.92 mi (1,216.54 km) |
| Tulcea to Civitavecchia | 874.55 mi (1,407.45 km) |
| Tulcea to Civitella in Val di Chiana | 851.91 mi (1,371.01 km) |
| Tulcea to Clusone | 911.41 mi (1,466.77 km) |
| Tulcea to Coccaglio | 911.76 mi (1,467.34 km) |
| Tulcea to Codigoro | 813.84 mi (1,309.75 km) |
| Tulcea to Codogno | 927.88 mi (1,493.29 km) |
| Tulcea to Codroipo | 765.73 mi (1,232.32 km) |
| Tulcea to Cogoleto | 987.23 mi (1,588.79 km) |
| Tulcea to Colle di Val d'Elsa | 880.58 mi (1,417.16 km) |
| Tulcea to Colle Salvetti | 908.94 mi (1,462.80 km) |
| Tulcea to Collecchio | 906.89 mi (1,459.50 km) |
| Tulcea to Colleferro | 825.22 mi (1,328.07 km) |
