| Thatto Heath to Opwijk | 339.26 mi (545.99 km) |
| Thatto Heath to Ostend | 283.72 mi (456.60 km) |
| Thatto Heath to Oud-Heverlee | 361.97 mi (582.53 km) |
| Thatto Heath to Oud-Turnhout | 357.21 mi (574.87 km) |
| Thatto Heath to Oudenaarde | 322.86 mi (519.60 km) |
| Thatto Heath to Oudenburg | 288.26 mi (463.91 km) |
| Thatto Heath to Oupeye | 402.76 mi (648.18 km) |
| Thatto Heath to Overijse | 358.97 mi (577.71 km) |
| Thatto Heath to Overpelt | 377.03 mi (606.78 km) |
| Thatto Heath to Paal | 373.53 mi (601.13 km) |
| Thatto Heath to Peer | 381.13 mi (613.37 km) |
| Thatto Heath to Pepinster | 414.36 mi (666.85 km) |
| Thatto Heath to Peruwelz | 336.36 mi (541.32 km) |
| Thatto Heath to Perwez | 375.33 mi (604.04 km) |
| Thatto Heath to Philippeville | 383.27 mi (616.82 km) |
