| Ashburn to Nyon | 4,078.33 mi (6,563.43 km) |
| Ashburn to Oberriet | 4,190.65 mi (6,744.21 km) |
| Ashburn to Obersiggenthal | 4,132.13 mi (6,650.02 km) |
| Ashburn to Oberwil | 4,100.41 mi (6,598.97 km) |
| Ashburn to Oberwingert | 4,151.13 mi (6,680.60 km) |
| Ashburn to Oftringen | 4,121.59 mi (6,633.05 km) |
| Ashburn to Olten | 4,119.87 mi (6,630.29 km) |
| Ashburn to Onex | 4,078.61 mi (6,563.88 km) |
| Ashburn to Opfikon | 4,145.26 mi (6,671.16 km) |
| Ashburn to Ostermundigen | 4,114.59 mi (6,621.79 km) |
| Ashburn to Payerne | 4,095.18 mi (6,590.56 km) |
| Ashburn to Pfaffikon | 4,156.38 mi (6,689.05 km) |
| Ashburn to Plan-les-Ouates | 4,079.83 mi (6,565.85 km) |
| Ashburn to Pratteln | 4,106.41 mi (6,608.63 km) |
| Ashburn to Prilly | 4,089.52 mi (6,581.45 km) |
