| Ommen to Collegno | 516.66 mi (831.49 km) |
| Ommen to Cologno al Serio | 501.46 mi (807.02 km) |
| Ommen to Cologno Monzese | 499.83 mi (804.40 km) |
| Ommen to Colorno | 554.06 mi (891.67 km) |
| Ommen to Comacchio | 600.45 mi (966.32 km) |
| Ommen to Comiso | 1,146.33 mi (1,844.85 km) |
| Ommen to Como | 478.72 mi (770.42 km) |
| Ommen to Concordia Sagittaria | 549.11 mi (883.71 km) |
| Ommen to Concorezzo | 496.42 mi (798.91 km) |
| Ommen to Conegliano | 529.05 mi (851.42 km) |
| Ommen to Conselice | 605.37 mi (974.25 km) |
| Ommen to Conselve | 560.49 mi (902.02 km) |
| Ommen to Conversano | 943.03 mi (1,517.66 km) |
| Ommen to Copertino | 1,009.02 mi (1,623.86 km) |
| Ommen to Copparo | 580.93 mi (934.92 km) |
