| Roanoke to Opwijk | 4,045.95 mi (6,511.33 km) |
| Roanoke to Ostend | 3,988.36 mi (6,418.65 km) |
| Roanoke to Oud-Heverlee | 4,068.94 mi (6,548.32 km) |
| Roanoke to Oud-Turnhout | 4,069.01 mi (6,548.43 km) |
| Roanoke to Oudenaarde | 4,025.34 mi (6,478.16 km) |
| Roanoke to Oudenburg | 3,992.67 mi (6,425.58 km) |
| Roanoke to Oupeye | 4,111.64 mi (6,617.04 km) |
| Roanoke to Overijse | 4,064.86 mi (6,541.75 km) |
| Roanoke to Overpelt | 4,088.96 mi (6,580.55 km) |
| Roanoke to Paal | 4,083.89 mi (6,572.39 km) |
| Roanoke to Peer | 4,092.67 mi (6,586.51 km) |
| Roanoke to Pepinster | 4,122.47 mi (6,634.48 km) |
| Roanoke to Peruwelz | 4,033.17 mi (6,490.77 km) |
| Roanoke to Perwez | 4,080.44 mi (6,566.83 km) |
| Roanoke to Philippeville | 4,080.89 mi (6,567.56 km) |
