| Tacoma to Opwijk | 4,948.90 mi (7,964.49 km) |
| Tacoma to Ostend | 4,902.52 mi (7,889.84 km) |
| Tacoma to Oud-Heverlee | 4,968.51 mi (7,996.04 km) |
| Tacoma to Oud-Turnhout | 4,948.85 mi (7,964.41 km) |
| Tacoma to Oudenaarde | 4,940.84 mi (7,951.52 km) |
| Tacoma to Oudenburg | 4,906.94 mi (7,896.96 km) |
| Tacoma to Oupeye | 4,999.74 mi (8,046.31 km) |
| Tacoma to Overijse | 4,968.03 mi (7,995.27 km) |
| Tacoma to Overpelt | 4,965.15 mi (7,990.64 km) |
| Tacoma to Paal | 4,969.30 mi (7,997.32 km) |
| Tacoma to Peer | 4,970.84 mi (7,999.80 km) |
| Tacoma to Pepinster | 5,012.11 mi (8,066.21 km) |
| Tacoma to Peruwelz | 4,959.21 mi (7,981.07 km) |
| Tacoma to Perwez | 4,984.09 mi (8,021.11 km) |
| Tacoma to Philippeville | 5,001.57 mi (8,049.25 km) |
