| Vacaville to Opwijk | 5,458.64 mi (8,784.84 km) |
| Vacaville to Ostend | 5,409.35 mi (8,705.52 km) |
| Vacaville to Oud-Heverlee | 5,479.24 mi (8,817.99 km) |
| Vacaville to Oud-Turnhout | 5,462.35 mi (8,790.80 km) |
| Vacaville to Oudenaarde | 5,448.33 mi (8,768.24 km) |
| Vacaville to Oudenburg | 5,413.86 mi (8,712.77 km) |
| Vacaville to Oupeye | 5,513.04 mi (8,872.37 km) |
| Vacaville to Overijse | 5,478.16 mi (8,816.25 km) |
| Vacaville to Overpelt | 5,479.60 mi (8,818.56 km) |
| Vacaville to Paal | 5,482.36 mi (8,823.00 km) |
| Vacaville to Peer | 5,485.10 mi (8,827.41 km) |
| Vacaville to Pepinster | 5,525.43 mi (8,892.31 km) |
| Vacaville to Peruwelz | 5,465.36 mi (8,795.65 km) |
| Vacaville to Perwez | 5,494.50 mi (8,842.55 km) |
| Vacaville to Philippeville | 5,509.57 mi (8,866.79 km) |
