| Cities | Distance |
|---|---|
| Dormagen to Oria | 896.78 mi (1,443.23 km) |
| Dormagen to Oristano | 778.14 mi (1,252.30 km) |
| Dormagen to Orta Nova | 796.48 mi (1,281.81 km) |
| Dormagen to Orte | 652.06 mi (1,049.38 km) |
| Dormagen to Ortona | 702.36 mi (1,130.33 km) |
| Dormagen to Orvieto | 630.31 mi (1,014.39 km) |
| Dormagen to Orzinuovi | 419.02 mi (674.35 km) |
| Dormagen to Osimo | 611.43 mi (984.01 km) |
| Dormagen to Ospitaletto | 411.17 mi (661.71 km) |
| Dormagen to Ostuni | 881.70 mi (1,418.97 km) |
| Dormagen to Ottaviano | 797.02 mi (1,282.69 km) |
| Dormagen to Ovada | 454.34 mi (731.19 km) |
| Dormagen to Ozieri | 734.02 mi (1,181.29 km) |
| Dormagen to Paceco | 948.50 mi (1,526.47 km) |
| Dormagen to Pachino | 1,074.29 mi (1,728.90 km) |