| Skien to Cassina de' Pecchi | 946.02 mi (1,522.47 km) |
| Skien to Cassino | 1,237.35 mi (1,991.33 km) |
| Skien to Castagneto Carducci | 1,109.25 mi (1,785.16 km) |
| Skien to Castano Primo | 944.25 mi (1,519.62 km) |
| Skien to Castel Bolognese | 1,033.23 mi (1,662.82 km) |
| Skien to Castel Gandolfo | 1,213.80 mi (1,953.42 km) |
| Skien to Castel Goffredo | 961.86 mi (1,547.96 km) |
| Skien to Castel Maggiore | 1,014.48 mi (1,632.65 km) |
| Skien to Castel Mella | 947.46 mi (1,524.80 km) |
| Skien to Castel San Giorgio | 1,292.47 mi (2,080.02 km) |
| Skien to Castel San Giovanni | 978.24 mi (1,574.33 km) |
| Skien to Castel San Pietro Terme | 1,026.69 mi (1,652.30 km) |
| Skien to Castel Volturno | 1,268.74 mi (2,041.85 km) |
| Skien to Castelbuono | 1,483.75 mi (2,387.87 km) |
| Skien to Casteldaccia | 1,472.51 mi (2,369.78 km) |
