| Cities | Distance |
|---|---|
| Giesen to Oria | 887.67 mi (1,428.56 km) |
| Giesen to Oristano | 851.67 mi (1,370.62 km) |
| Giesen to Orta Nova | 799.39 mi (1,286.50 km) |
| Giesen to Orte | 682.97 mi (1,099.13 km) |
| Giesen to Ortona | 712.39 mi (1,146.47 km) |
| Giesen to Orvieto | 663.25 mi (1,067.39 km) |
| Giesen to Orzinuovi | 469.84 mi (756.13 km) |
| Giesen to Osimo | 624.77 mi (1,005.47 km) |
| Giesen to Ospitaletto | 459.18 mi (738.99 km) |
| Giesen to Ostuni | 871.74 mi (1,402.93 km) |
| Giesen to Ottaviano | 813.63 mi (1,309.41 km) |
| Giesen to Ovada | 525.45 mi (845.63 km) |
| Giesen to Ozieri | 803.60 mi (1,293.28 km) |
| Giesen to Paceco | 990.68 mi (1,594.34 km) |
| Giesen to Pachino | 1,099.57 mi (1,769.58 km) |