| Olen to Campogalliano | 525.75 mi (846.11 km) |
| Olen to Campolongo Maggiore | 520.34 mi (837.41 km) |
| Olen to Camponogara | 518.07 mi (833.76 km) |
| Olen to Camposampiero | 504.08 mi (811.23 km) |
| Olen to Canegrate | 428.74 mi (689.99 km) |
| Olen to Canelli | 471.80 mi (759.29 km) |
| Olen to Canicatti | 1,049.47 mi (1,688.96 km) |
| Olen to Canosa di Puglia | 869.14 mi (1,398.74 km) |
| Olen to Cantu | 422.45 mi (679.87 km) |
| Olen to Caorle | 531.36 mi (855.15 km) |
| Olen to Capaci | 985.62 mi (1,586.21 km) |
| Olen to Capannori | 570.21 mi (917.66 km) |
| Olen to Capena | 720.61 mi (1,159.71 km) |
| Olen to Capo d'Orlando | 1,019.07 mi (1,640.04 km) |
| Olen to Capodrise | 830.34 mi (1,336.30 km) |
