| North Charleston to Opwijk | 4,259.29 mi (6,854.67 km) |
| North Charleston to Ostend | 4,201.60 mi (6,761.83 km) |
| North Charleston to Oud-Heverlee | 4,282.19 mi (6,891.53 km) |
| North Charleston to Oud-Turnhout | 4,284.50 mi (6,895.23 km) |
| North Charleston to Oudenaarde | 4,237.66 mi (6,819.86 km) |
| North Charleston to Oudenburg | 4,205.81 mi (6,768.60 km) |
| North Charleston to Oupeye | 4,325.34 mi (6,960.96 km) |
| North Charleston to Overijse | 4,277.78 mi (6,884.43 km) |
| North Charleston to Overpelt | 4,304.46 mi (6,927.36 km) |
| North Charleston to Paal | 4,298.45 mi (6,917.69 km) |
| North Charleston to Peer | 4,307.87 mi (6,932.84 km) |
| North Charleston to Pepinster | 4,335.78 mi (6,977.76 km) |
| North Charleston to Peruwelz | 4,244.12 mi (6,830.25 km) |
| North Charleston to Perwez | 4,293.00 mi (6,908.91 km) |
| North Charleston to Philippeville | 4,291.48 mi (6,906.47 km) |
