| Altdorf to Collegno | 133.70 mi (215.18 km) |
| Altdorf to Cologno al Serio | 102.29 mi (164.61 km) |
| Altdorf to Cologno Monzese | 97.46 mi (156.85 km) |
| Altdorf to Colorno | 157.87 mi (254.06 km) |
| Altdorf to Comacchio | 227.27 mi (365.75 km) |
| Altdorf to Comiso | 750.17 mi (1,207.28 km) |
| Altdorf to Como | 76.12 mi (122.50 km) |
| Altdorf to Concordia Sagittaria | 215.06 mi (346.11 km) |
| Altdorf to Concorezzo | 94.41 mi (151.93 km) |
| Altdorf to Conegliano | 187.30 mi (301.43 km) |
| Altdorf to Conselice | 224.05 mi (360.58 km) |
| Altdorf to Conselve | 191.75 mi (308.59 km) |
| Altdorf to Conversano | 586.26 mi (943.50 km) |
| Altdorf to Copertino | 655.02 mi (1,054.14 km) |
| Altdorf to Copparo | 205.28 mi (330.37 km) |
