| Ocsa to Ciampino | 500.14 mi (804.90 km) |
| Ocsa to Cicciano | 494.99 mi (796.62 km) |
| Ocsa to Cingoli | 398.29 mi (640.99 km) |
| Ocsa to Cinisello Balsamo | 491.33 mi (790.72 km) |
| Ocsa to Cinisi | 702.53 mi (1,130.61 km) |
| Ocsa to Cirie | 572.63 mi (921.56 km) |
| Ocsa to Ciro Marina | 557.50 mi (897.21 km) |
| Ocsa to Cislago | 500.82 mi (805.99 km) |
| Ocsa to Cisterna di Latina | 504.46 mi (811.84 km) |
| Ocsa to Cisternino | 461.89 mi (743.35 km) |
| Ocsa to Citta di Castello | 429.78 mi (691.66 km) |
| Ocsa to Citta Sant'Angelo | 415.83 mi (669.22 km) |
| Ocsa to Cittadella | 371.75 mi (598.27 km) |
| Ocsa to Cittanova | 637.98 mi (1,026.72 km) |
| Ocsa to Cividale del Friuli | 286.54 mi (461.15 km) |
