| Spartanburg to Opwijk | 4,236.61 mi (6,818.17 km) |
| Spartanburg to Ostend | 4,178.99 mi (6,725.43 km) |
| Spartanburg to Oud-Heverlee | 4,259.59 mi (6,855.15 km) |
| Spartanburg to Oud-Turnhout | 4,260.08 mi (6,855.94 km) |
| Spartanburg to Oudenaarde | 4,215.79 mi (6,784.67 km) |
| Spartanburg to Oudenburg | 4,183.28 mi (6,732.33 km) |
| Spartanburg to Oupeye | 4,302.39 mi (6,924.03 km) |
| Spartanburg to Overijse | 4,255.44 mi (6,848.47 km) |
| Spartanburg to Overpelt | 4,280.05 mi (6,888.07 km) |
| Spartanburg to Paal | 4,274.80 mi (6,879.62 km) |
| Spartanburg to Peer | 4,283.69 mi (6,893.94 km) |
| Spartanburg to Pepinster | 4,313.15 mi (6,941.34 km) |
| Spartanburg to Peruwelz | 4,223.36 mi (6,796.84 km) |
| Spartanburg to Perwez | 4,270.96 mi (6,873.45 km) |
| Spartanburg to Philippeville | 4,271.02 mi (6,873.54 km) |
