| Cities | Distance |
|---|---|
| Giessen to Opwijk | 197.64 mi (318.07 km) |
| Giessen to Ostend | 254.25 mi (409.18 km) |
| Giessen to Oud-Heverlee | 175.85 mi (283.00 km) |
| Giessen to Oud-Turnhout | 168.13 mi (270.58 km) |
| Giessen to Oudenaarde | 222.37 mi (357.87 km) |
| Giessen to Oudenburg | 250.41 mi (402.99 km) |
| Giessen to Oupeye | 132.74 mi (213.63 km) |
| Giessen to Overijse | 181.45 mi (292.02 km) |
| Giessen to Overpelt | 148.21 mi (238.53 km) |
| Giessen to Paal | 155.74 mi (250.64 km) |
| Giessen to Peer | 145.18 mi (233.64 km) |
| Giessen to Pepinster | 125.05 mi (201.25 km) |
| Giessen to Peruwelz | 223.18 mi (359.17 km) |
| Giessen to Perwez | 168.91 mi (271.83 km) |
| Giessen to Philippeville | 183.24 mi (294.89 km) |