| Kennewick to Opwijk | 4,924.97 mi (7,925.97 km) |
| Kennewick to Ostend | 4,877.08 mi (7,848.90 km) |
| Kennewick to Oud-Heverlee | 4,945.09 mi (7,958.36 km) |
| Kennewick to Oud-Turnhout | 4,926.83 mi (7,928.96 km) |
| Kennewick to Oudenaarde | 4,915.77 mi (7,911.16 km) |
| Kennewick to Oudenburg | 4,881.55 mi (7,856.09 km) |
| Kennewick to Oupeye | 4,977.66 mi (8,010.77 km) |
| Kennewick to Overijse | 4,944.31 mi (7,957.10 km) |
| Kennewick to Overpelt | 4,943.63 mi (7,956.01 km) |
| Kennewick to Paal | 4,947.07 mi (7,961.54 km) |
| Kennewick to Peer | 4,949.23 mi (7,965.02 km) |
| Kennewick to Pepinster | 4,990.05 mi (8,030.71 km) |
| Kennewick to Peruwelz | 4,933.48 mi (7,939.68 km) |
| Kennewick to Perwez | 4,960.53 mi (7,983.20 km) |
| Kennewick to Philippeville | 4,976.81 mi (8,009.40 km) |
