| Cities | Distance |
|---|---|
| Ommen to Orbetello | 730.99 mi (1,176.41 km) |
| Ommen to Oria | 984.30 mi (1,584.08 km) |
| Ommen to Oristano | 877.41 mi (1,412.05 km) |
| Ommen to Orta Nova | 887.00 mi (1,427.48 km) |
| Ommen to Orte | 748.01 mi (1,203.80 km) |
| Ommen to Ortona | 794.27 mi (1,278.26 km) |
| Ommen to Orvieto | 726.52 mi (1,169.22 km) |
| Ommen to Orzinuovi | 516.79 mi (831.69 km) |
| Ommen to Osimo | 703.69 mi (1,132.48 km) |
| Ommen to Ospitaletto | 508.53 mi (818.41 km) |
| Ommen to Ostuni | 968.92 mi (1,559.33 km) |
| Ommen to Ottaviano | 890.75 mi (1,433.52 km) |
| Ommen to Ovada | 553.67 mi (891.05 km) |
| Ommen to Ozieri | 833.38 mi (1,341.19 km) |
| Ommen to Paceco | 1,046.59 mi (1,684.33 km) |