| Columbia Heights to Opwijk | 4,181.21 mi (6,729.01 km) |
| Columbia Heights to Ostend | 4,126.32 mi (6,640.67 km) |
| Columbia Heights to Oud-Heverlee | 4,203.62 mi (6,765.07 km) |
| Columbia Heights to Oud-Turnhout | 4,194.66 mi (6,750.66 km) |
| Columbia Heights to Oudenaarde | 4,165.49 mi (6,703.71 km) |
| Columbia Heights to Oudenburg | 4,130.86 mi (6,647.98 km) |
| Columbia Heights to Oupeye | 4,242.88 mi (6,828.25 km) |
| Columbia Heights to Overijse | 4,201.02 mi (6,760.88 km) |
| Columbia Heights to Overpelt | 4,213.80 mi (6,781.46 km) |
| Columbia Heights to Paal | 4,212.73 mi (6,779.73 km) |
| Columbia Heights to Peer | 4,218.57 mi (6,789.13 km) |
| Columbia Heights to Pepinster | 4,254.86 mi (6,847.54 km) |
| Columbia Heights to Peruwelz | 4,178.50 mi (6,724.65 km) |
| Columbia Heights to Perwez | 4,217.48 mi (6,787.37 km) |
| Columbia Heights to Philippeville | 4,225.76 mi (6,800.70 km) |
