| Ommen to Chivasso | 510.52 mi (821.61 km) |
| Ommen to Ciampino | 794.68 mi (1,278.91 km) |
| Ommen to Cicciano | 884.43 mi (1,423.35 km) |
| Ommen to Cingoli | 705.47 mi (1,135.34 km) |
| Ommen to Cinisello Balsamo | 497.68 mi (800.94 km) |
| Ommen to Cinisi | 1,042.15 mi (1,677.18 km) |
| Ommen to Cirie | 505.94 mi (814.24 km) |
| Ommen to Ciro Marina | 1,041.49 mi (1,676.12 km) |
| Ommen to Cislago | 488.19 mi (785.67 km) |
| Ommen to Cisterna di Latina | 812.22 mi (1,307.13 km) |
| Ommen to Cisternino | 965.12 mi (1,553.21 km) |
| Ommen to Citta di Castello | 680.71 mi (1,095.50 km) |
| Ommen to Citta Sant'Angelo | 776.33 mi (1,249.38 km) |
| Ommen to Cittadella | 532.63 mi (857.19 km) |
| Ommen to Cittanova | 1,083.01 mi (1,742.93 km) |
