| Solothurn to Cesme | 1,128.54 mi (1,816.20 km) |
| Solothurn to Ceyhan | 1,599.14 mi (2,573.57 km) |
| Solothurn to Ceylanpinar | 1,799.44 mi (2,895.92 km) |
| Solothurn to Cicekdagi | 1,438.85 mi (2,315.60 km) |
| Solothurn to Cide | 1,300.29 mi (2,092.62 km) |
| Solothurn to Cifteler | 1,293.36 mi (2,081.46 km) |
| Solothurn to Ciftlik | 1,494.76 mi (2,405.59 km) |
| Solothurn to Ciftlikkoy | 1,169.98 mi (1,882.90 km) |
| Solothurn to Cihanbeyli | 1,405.73 mi (2,262.30 km) |
| Solothurn to Cildir | 1,796.89 mi (2,891.82 km) |
| Solothurn to Cilimli | 1,240.71 mi (1,996.73 km) |
| Solothurn to Cinar | 1,783.35 mi (2,870.03 km) |
| Solothurn to Cinarcik | 1,161.39 mi (1,869.07 km) |
| Solothurn to Cine | 1,233.93 mi (1,985.82 km) |
| Solothurn to Civril | 1,277.44 mi (2,055.84 km) |
