| Gartringen to Opwijk | 264.63 mi (425.89 km) |
| Gartringen to Ostend | 320.25 mi (515.39 km) |
| Gartringen to Oud-Heverlee | 242.20 mi (389.78 km) |
| Gartringen to Oud-Turnhout | 253.85 mi (408.54 km) |
| Gartringen to Oudenaarde | 281.51 mi (453.04 km) |
| Gartringen to Oudenburg | 315.74 mi (508.13 km) |
| Gartringen to Oupeye | 203.97 mi (328.26 km) |
| Gartringen to Overijse | 244.85 mi (394.05 km) |
| Gartringen to Overpelt | 235.93 mi (379.69 km) |
| Gartringen to Paal | 234.58 mi (377.52 km) |
| Gartringen to Peer | 230.58 mi (371.09 km) |
| Gartringen to Pepinster | 191.74 mi (308.57 km) |
| Gartringen to Peruwelz | 271.10 mi (436.30 km) |
| Gartringen to Perwez | 228.43 mi (367.63 km) |
| Gartringen to Philippeville | 223.20 mi (359.21 km) |
