| Soma to Busto Arsizio | 1,051.57 mi (1,692.34 km) |
| Soma to Busto Garolfo | 1,048.58 mi (1,687.52 km) |
| Soma to Cabras | 1,015.48 mi (1,634.25 km) |
| Soma to Cadelbosco di Sopra | 952.49 mi (1,532.89 km) |
| Soma to Cadoneghe | 908.00 mi (1,461.29 km) |
| Soma to Cagli | 830.66 mi (1,336.82 km) |
| Soma to Cagliari | 988.60 mi (1,590.99 km) |
| Soma to Cairo Montenotte | 1,056.34 mi (1,700.02 km) |
| Soma to Caivano | 713.42 mi (1,148.14 km) |
| Soma to Calcinaia | 931.32 mi (1,498.81 km) |
| Soma to Calcinato | 976.66 mi (1,571.79 km) |
| Soma to Calderara di Reno | 917.06 mi (1,475.87 km) |
| Soma to Caldogno | 931.60 mi (1,499.27 km) |
| Soma to Calenzano | 907.90 mi (1,461.12 km) |
| Soma to Calolziocorte | 1,029.30 mi (1,656.50 km) |
