| Newcastle to Opwijk | 367.17 mi (590.90 km) |
| Newcastle to Ostend | 320.15 mi (515.23 km) |
| Newcastle to Oud-Heverlee | 387.65 mi (623.86 km) |
| Newcastle to Oud-Turnhout | 372.15 mi (598.92 km) |
| Newcastle to Oudenaarde | 358.33 mi (576.67 km) |
| Newcastle to Oudenburg | 324.54 mi (522.29 km) |
| Newcastle to Oupeye | 422.36 mi (679.72 km) |
| Newcastle to Overijse | 386.61 mi (622.19 km) |
| Newcastle to Overpelt | 390.29 mi (628.12 km) |
| Newcastle to Paal | 391.65 mi (630.30 km) |
| Newcastle to Peer | 395.51 mi (636.51 km) |
| Newcastle to Pepinster | 434.71 mi (699.59 km) |
| Newcastle to Peruwelz | 376.97 mi (606.68 km) |
| Newcastle to Perwez | 402.92 mi (648.44 km) |
| Newcastle to Philippeville | 419.11 mi (674.49 km) |
