| Olkusz to Chivasso | 645.53 mi (1,038.88 km) |
| Olkusz to Ciampino | 673.83 mi (1,084.43 km) |
| Olkusz to Cicciano | 687.57 mi (1,106.53 km) |
| Olkusz to Cingoli | 563.73 mi (907.24 km) |
| Olkusz to Cinisello Balsamo | 579.27 mi (932.24 km) |
| Olkusz to Cinisi | 895.31 mi (1,440.86 km) |
| Olkusz to Cirie | 654.88 mi (1,053.92 km) |
| Olkusz to Ciro Marina | 763.23 mi (1,228.30 km) |
| Olkusz to Cislago | 584.64 mi (940.89 km) |
| Olkusz to Cisterna di Latina | 681.49 mi (1,096.75 km) |
| Olkusz to Cisternino | 667.65 mi (1,074.48 km) |
| Olkusz to Citta di Castello | 583.91 mi (939.72 km) |
| Olkusz to Citta Sant'Angelo | 596.98 mi (960.75 km) |
| Olkusz to Cittadella | 481.21 mi (774.42 km) |
| Olkusz to Cittanova | 841.90 mi (1,354.91 km) |
