| Helensburgh to Capodrise | 1,342.69 mi (2,160.85 km) |
| Helensburgh to Capoterra | 1,321.84 mi (2,127.30 km) |
| Helensburgh to Capriolo | 957.34 mi (1,540.70 km) |
| Helensburgh to Capua | 1,337.02 mi (2,151.72 km) |
| Helensburgh to Capurso | 1,420.16 mi (2,285.53 km) |
| Helensburgh to Carate Brianza | 928.92 mi (1,494.96 km) |
| Helensburgh to Caravaggio | 956.93 mi (1,540.03 km) |
| Helensburgh to Carbonera | 1,024.72 mi (1,649.13 km) |
| Helensburgh to Carbonia | 1,312.71 mi (2,112.60 km) |
| Helensburgh to Cardito | 1,348.47 mi (2,170.16 km) |
| Helensburgh to Carignano | 938.75 mi (1,510.78 km) |
| Helensburgh to Carini | 1,486.10 mi (2,391.64 km) |
| Helensburgh to Carlentini | 1,585.51 mi (2,551.64 km) |
| Helensburgh to Carmagnola | 943.22 mi (1,517.97 km) |
| Helensburgh to Carmiano | 1,494.28 mi (2,404.81 km) |
