| Federal Way to Opwijk | 4,942.11 mi (7,953.56 km) |
| Federal Way to Ostend | 4,895.71 mi (7,878.88 km) |
| Federal Way to Oud-Heverlee | 4,961.73 mi (7,985.13 km) |
| Federal Way to Oud-Turnhout | 4,942.09 mi (7,953.52 km) |
| Federal Way to Oudenaarde | 4,934.04 mi (7,940.57 km) |
| Federal Way to Oudenburg | 4,900.13 mi (7,886.00 km) |
| Federal Way to Oupeye | 4,992.98 mi (8,035.42 km) |
| Federal Way to Overijse | 4,961.24 mi (7,984.34 km) |
| Federal Way to Overpelt | 4,958.40 mi (7,979.77 km) |
| Federal Way to Paal | 4,962.53 mi (7,986.43 km) |
| Federal Way to Peer | 4,964.08 mi (7,988.92 km) |
| Federal Way to Pepinster | 5,005.34 mi (8,055.32 km) |
| Federal Way to Peruwelz | 4,952.39 mi (7,970.11 km) |
| Federal Way to Perwez | 4,977.30 mi (8,010.19 km) |
| Federal Way to Philippeville | 4,994.77 mi (8,038.30 km) |
