| Triangle to Cividale del Friuli | 4,406.40 mi (7,091.41 km) |
| Triangle to Civita Castellana | 4,493.31 mi (7,231.29 km) |
| Triangle to Civitanova Marche | 4,515.89 mi (7,267.62 km) |
| Triangle to Civitavecchia | 4,473.17 mi (7,198.88 km) |
| Triangle to Civitella in Val di Chiana | 4,424.21 mi (7,120.08 km) |
| Triangle to Clusone | 4,266.48 mi (6,866.24 km) |
| Triangle to Coccaglio | 4,277.93 mi (6,884.67 km) |
| Triangle to Codigoro | 4,393.50 mi (7,070.65 km) |
| Triangle to Codogno | 4,279.15 mi (6,886.62 km) |
| Triangle to Codroipo | 4,392.03 mi (7,068.29 km) |
| Triangle to Cogoleto | 4,257.83 mi (6,852.32 km) |
| Triangle to Colle di Val d'Elsa | 4,399.27 mi (7,079.94 km) |
| Triangle to Colle Salvetti | 4,364.08 mi (7,023.31 km) |
| Triangle to Collecchio | 4,314.53 mi (6,943.56 km) |
| Triangle to Colleferro | 4,539.93 mi (7,306.31 km) |
