| Olten to Cay | 1,309.54 mi (2,107.50 km) |
| Olten to Caybasi | 1,500.92 mi (2,415.50 km) |
| Olten to Caycuma | 1,255.81 mi (2,021.03 km) |
| Olten to Cayeli | 1,668.31 mi (2,684.89 km) |
| Olten to Cayiralan | 1,491.23 mi (2,399.90 km) |
| Olten to Cayirhan | 1,282.33 mi (2,063.72 km) |
| Olten to Cayirli | 1,677.10 mi (2,699.03 km) |
| Olten to Cayirova | 1,152.30 mi (1,854.44 km) |
| Olten to Caykara | 1,656.32 mi (2,665.59 km) |
| Olten to Cekerek | 1,457.69 mi (2,345.93 km) |
| Olten to Cekme | 1,136.18 mi (1,828.50 km) |
| Olten to Celtik | 1,326.74 mi (2,135.19 km) |
| Olten to Cerkes | 1,313.09 mi (2,113.21 km) |
| Olten to Cerkezkoy | 1,074.49 mi (1,729.22 km) |
| Olten to Cermik | 1,708.34 mi (2,749.30 km) |
