| Grand Terrace to Opwijk | 5,574.04 mi (8,970.56 km) |
| Grand Terrace to Ostend | 5,522.07 mi (8,886.92 km) |
| Grand Terrace to Oud-Heverlee | 5,595.54 mi (9,005.14 km) |
| Grand Terrace to Oud-Turnhout | 5,581.81 mi (8,983.05 km) |
| Grand Terrace to Oudenaarde | 5,561.39 mi (8,950.20 km) |
| Grand Terrace to Oudenburg | 5,526.63 mi (8,894.24 km) |
| Grand Terrace to Oupeye | 5,631.82 mi (9,063.54 km) |
| Grand Terrace to Overijse | 5,593.81 mi (9,002.37 km) |
| Grand Terrace to Overpelt | 5,599.95 mi (9,012.25 km) |
| Grand Terrace to Paal | 5,601.15 mi (9,014.18 km) |
| Grand Terrace to Peer | 5,605.19 mi (9,020.67 km) |
| Grand Terrace to Pepinster | 5,644.13 mi (9,083.35 km) |
| Grand Terrace to Peruwelz | 5,576.83 mi (8,975.04 km) |
| Grand Terrace to Perwez | 5,610.31 mi (9,028.92 km) |
| Grand Terrace to Philippeville | 5,622.62 mi (9,048.73 km) |
