| Grevenmacher to Opwijk | 133.48 mi (214.82 km) |
| Grevenmacher to Ostend | 188.14 mi (302.78 km) |
| Grevenmacher to Oud-Heverlee | 111.76 mi (179.86 km) |
| Grevenmacher to Oud-Turnhout | 129.94 mi (209.13 km) |
| Grevenmacher to Oudenaarde | 149.25 mi (240.20 km) |
| Grevenmacher to Oudenburg | 183.61 mi (295.50 km) |
| Grevenmacher to Oupeye | 79.31 mi (127.63 km) |
| Grevenmacher to Overijse | 113.66 mi (182.91 km) |
| Grevenmacher to Overpelt | 115.31 mi (185.58 km) |
| Grevenmacher to Paal | 109.27 mi (175.85 km) |
| Grevenmacher to Peer | 109.36 mi (176.00 km) |
| Grevenmacher to Pepinster | 67.19 mi (108.14 km) |
| Grevenmacher to Peruwelz | 139.22 mi (224.06 km) |
| Grevenmacher to Perwez | 97.13 mi (156.32 km) |
| Grevenmacher to Philippeville | 91.45 mi (147.18 km) |
