| Solothurn to Carmignano | 289.12 mi (465.29 km) |
| Solothurn to Carovigno | 674.83 mi (1,086.03 km) |
| Solothurn to Carpenedolo | 188.44 mi (303.26 km) |
| Solothurn to Carpi | 232.60 mi (374.33 km) |
| Solothurn to Carrara | 249.69 mi (401.84 km) |
| Solothurn to Carugate | 143.59 mi (231.09 km) |
| Solothurn to Casal di Principe | 538.73 mi (867.00 km) |
| Solothurn to Casale Monferrato | 150.54 mi (242.26 km) |
| Solothurn to Casale sul Sile | 254.44 mi (409.48 km) |
| Solothurn to Casalecchio di Reno | 261.16 mi (420.30 km) |
| Solothurn to Casalgrande | 238.24 mi (383.42 km) |
| Solothurn to Casalmaggiore | 206.89 mi (332.95 km) |
| Solothurn to Casalnuovo di Napoli | 550.91 mi (886.60 km) |
| Solothurn to Casalpusterlengo | 173.46 mi (279.16 km) |
| Solothurn to Casaluce | 541.68 mi (871.75 km) |
