| Solothurn to Casamassima | 635.06 mi (1,022.04 km) |
| Solothurn to Casandrino | 546.95 mi (880.23 km) |
| Solothurn to Casapulla | 540.46 mi (869.79 km) |
| Solothurn to Casarano | 727.06 mi (1,170.09 km) |
| Solothurn to Casatenovo | 134.79 mi (216.93 km) |
| Solothurn to Casciana Terme | 295.56 mi (475.65 km) |
| Solothurn to Cascina | 284.52 mi (457.89 km) |
| Solothurn to Caselle Torinese | 141.00 mi (226.92 km) |
| Solothurn to Caserta | 541.99 mi (872.25 km) |
| Solothurn to Casier | 251.42 mi (404.62 km) |
| Solothurn to Casorate Primo | 149.17 mi (240.07 km) |
| Solothurn to Casoria | 550.33 mi (885.68 km) |
| Solothurn to Cassano al Ionio | 675.56 mi (1,087.21 km) |
| Solothurn to Cassano d'Adda | 149.88 mi (241.21 km) |
| Solothurn to Cassano delle Murge | 633.01 mi (1,018.73 km) |
