| Adelphi to Cividale del Friuli | 4,371.79 mi (7,035.71 km) |
| Adelphi to Civita Castellana | 4,459.66 mi (7,177.12 km) |
| Adelphi to Civitanova Marche | 4,481.86 mi (7,212.86 km) |
| Adelphi to Civitavecchia | 4,439.63 mi (7,144.90 km) |
| Adelphi to Civitella in Val di Chiana | 4,390.36 mi (7,065.59 km) |
| Adelphi to Clusone | 4,232.21 mi (6,811.08 km) |
| Adelphi to Coccaglio | 4,243.73 mi (6,829.63 km) |
| Adelphi to Codigoro | 4,359.28 mi (7,015.58 km) |
| Adelphi to Codogno | 4,245.06 mi (6,831.77 km) |
| Adelphi to Codroipo | 4,357.49 mi (7,012.70 km) |
| Adelphi to Cogoleto | 4,224.04 mi (6,797.93 km) |
| Adelphi to Colle di Val d'Elsa | 4,365.48 mi (7,025.56 km) |
| Adelphi to Colle Salvetti | 4,330.30 mi (6,968.95 km) |
| Adelphi to Collecchio | 4,280.50 mi (6,888.80 km) |
| Adelphi to Colleferro | 4,506.34 mi (7,252.26 km) |
