| Ukiah to Opwijk | 5,446.40 mi (8,765.13 km) |
| Ukiah to Ostend | 5,397.78 mi (8,686.88 km) |
| Ukiah to Oud-Heverlee | 5,466.76 mi (8,797.91 km) |
| Ukiah to Oud-Turnhout | 5,449.17 mi (8,769.60 km) |
| Ukiah to Oudenaarde | 5,436.63 mi (8,749.40 km) |
| Ukiah to Oudenburg | 5,402.27 mi (8,694.11 km) |
| Ukiah to Oupeye | 5,499.95 mi (8,851.31 km) |
| Ukiah to Overijse | 5,465.83 mi (8,796.40 km) |
| Ukiah to Overpelt | 5,466.20 mi (8,797.00 km) |
| Ukiah to Paal | 5,469.30 mi (8,801.99 km) |
| Ukiah to Peer | 5,471.75 mi (8,805.93 km) |
| Ukiah to Pepinster | 5,512.34 mi (8,871.25 km) |
| Ukiah to Peruwelz | 5,453.99 mi (8,777.35 km) |
| Ukiah to Perwez | 5,482.11 mi (8,822.61 km) |
| Ukiah to Philippeville | 5,497.78 mi (8,847.83 km) |
