| Southlake to Opwijk | 4,934.36 mi (7,941.08 km) |
| Southlake to Ostend | 4,877.77 mi (7,850.02 km) |
| Southlake to Oud-Heverlee | 4,957.21 mi (7,977.86 km) |
| Southlake to Oud-Turnhout | 4,952.30 mi (7,969.96 km) |
| Southlake to Oudenaarde | 4,916.24 mi (7,911.93 km) |
| Southlake to Oudenburg | 4,882.25 mi (7,857.22 km) |
| Southlake to Oupeye | 4,998.36 mi (8,044.08 km) |
| Southlake to Overijse | 4,953.90 mi (7,972.54 km) |
| Southlake to Overpelt | 4,971.96 mi (8,001.60 km) |
| Southlake to Paal | 4,969.07 mi (7,996.94 km) |
| Southlake to Peer | 4,976.29 mi (8,008.56 km) |
| Southlake to Pepinster | 5,009.91 mi (8,062.67 km) |
| Southlake to Peruwelz | 4,926.93 mi (7,929.13 km) |
| Southlake to Perwez | 4,970.09 mi (7,998.59 km) |
| Southlake to Philippeville | 4,974.78 mi (8,006.14 km) |
