| Cities | Distance |
|---|---|
| Hadamar to Oria | 828.09 mi (1,332.68 km) |
| Hadamar to Oristano | 729.01 mi (1,173.22 km) |
| Hadamar to Orta Nova | 729.00 mi (1,173.21 km) |
| Hadamar to Orte | 589.10 mi (948.06 km) |
| Hadamar to Ortona | 635.65 mi (1,022.98 km) |
| Hadamar to Orvieto | 567.72 mi (913.65 km) |
| Hadamar to Orzinuovi | 359.62 mi (578.75 km) |
| Hadamar to Osimo | 544.93 mi (876.97 km) |
| Hadamar to Ospitaletto | 350.85 mi (564.64 km) |
| Hadamar to Ostuni | 812.91 mi (1,308.25 km) |
| Hadamar to Ottaviano | 731.68 mi (1,177.52 km) |
| Hadamar to Ovada | 402.45 mi (647.67 km) |
| Hadamar to Ozieri | 683.16 mi (1,099.44 km) |
| Hadamar to Paceco | 889.29 mi (1,431.18 km) |
| Hadamar to Pachino | 1,011.22 mi (1,627.41 km) |