| Roanoke to Nyon | 4,259.13 mi (6,854.41 km) |
| Roanoke to Oberriet | 4,371.81 mi (7,035.75 km) |
| Roanoke to Obersiggenthal | 4,313.25 mi (6,941.51 km) |
| Roanoke to Oberwil | 4,281.50 mi (6,890.41 km) |
| Roanoke to Oberwingert | 4,332.28 mi (6,972.13 km) |
| Roanoke to Oftringen | 4,302.67 mi (6,924.48 km) |
| Roanoke to Olten | 4,300.96 mi (6,921.72 km) |
| Roanoke to Onex | 4,259.35 mi (6,854.76 km) |
| Roanoke to Opfikon | 4,326.39 mi (6,962.66 km) |
| Roanoke to Ostermundigen | 4,295.59 mi (6,913.08 km) |
| Roanoke to Payerne | 4,276.13 mi (6,881.76 km) |
| Roanoke to Pfaffikon | 4,337.51 mi (6,980.55 km) |
| Roanoke to Plan-les-Ouates | 4,260.57 mi (6,856.72 km) |
| Roanoke to Pratteln | 4,287.51 mi (6,900.08 km) |
| Roanoke to Prilly | 4,270.39 mi (6,872.52 km) |
