| Helensburgh to Cassina de' Pecchi | 948.14 mi (1,525.89 km) |
| Helensburgh to Cassino | 1,303.40 mi (2,097.61 km) |
| Helensburgh to Castagneto Carducci | 1,117.17 mi (1,797.92 km) |
| Helensburgh to Castano Primo | 929.77 mi (1,496.32 km) |
| Helensburgh to Castel Bolognese | 1,084.82 mi (1,745.85 km) |
| Helensburgh to Castel Gandolfo | 1,255.94 mi (2,021.23 km) |
| Helensburgh to Castel Goffredo | 991.76 mi (1,596.08 km) |
| Helensburgh to Castel Maggiore | 1,058.28 mi (1,703.14 km) |
| Helensburgh to Castel Mella | 971.18 mi (1,562.97 km) |
| Helensburgh to Castel San Giorgio | 1,369.55 mi (2,204.08 km) |
| Helensburgh to Castel San Giovanni | 976.54 mi (1,571.59 km) |
| Helensburgh to Castel San Pietro Terme | 1,073.88 mi (1,728.24 km) |
| Helensburgh to Castel Volturno | 1,331.81 mi (2,143.34 km) |
| Helensburgh to Castelbuono | 1,521.96 mi (2,449.36 km) |
| Helensburgh to Casteldaccia | 1,500.14 mi (2,414.25 km) |
