| Altdorf to Cividale del Friuli | 234.38 mi (377.20 km) |
| Altdorf to Civita Castellana | 366.32 mi (589.54 km) |
| Altdorf to Civitanova Marche | 350.05 mi (563.35 km) |
| Altdorf to Civitavecchia | 364.39 mi (586.43 km) |
| Altdorf to Civitella in Val di Chiana | 281.73 mi (453.40 km) |
| Altdorf to Clusone | 92.50 mi (148.86 km) |
| Altdorf to Coccaglio | 110.65 mi (178.08 km) |
| Altdorf to Codigoro | 218.69 mi (351.95 km) |
| Altdorf to Codogno | 128.64 mi (207.03 km) |
| Altdorf to Codroipo | 216.21 mi (347.95 km) |
| Altdorf to Cogoleto | 171.17 mi (275.46 km) |
| Altdorf to Colle di Val d'Elsa | 268.70 mi (432.44 km) |
| Altdorf to Colle Salvetti | 242.98 mi (391.03 km) |
| Altdorf to Collecchio | 164.93 mi (265.43 km) |
| Altdorf to Colleferro | 415.51 mi (668.70 km) |
