| Ettlingen to Opwijk | 234.21 mi (376.92 km) |
| Ettlingen to Ostend | 289.95 mi (466.63 km) |
| Ettlingen to Oud-Heverlee | 211.75 mi (340.78 km) |
| Ettlingen to Oud-Turnhout | 223.61 mi (359.87 km) |
| Ettlingen to Oudenaarde | 251.30 mi (404.42 km) |
| Ettlingen to Oudenburg | 285.45 mi (459.39 km) |
| Ettlingen to Oupeye | 173.60 mi (279.38 km) |
| Ettlingen to Overijse | 214.44 mi (345.10 km) |
| Ettlingen to Overpelt | 205.86 mi (331.29 km) |
| Ettlingen to Paal | 204.23 mi (328.68 km) |
| Ettlingen to Peer | 200.45 mi (322.60 km) |
| Ettlingen to Pepinster | 161.34 mi (259.65 km) |
| Ettlingen to Peruwelz | 241.30 mi (388.33 km) |
| Ettlingen to Perwez | 198.03 mi (318.70 km) |
| Ettlingen to Philippeville | 193.42 mi (311.28 km) |
