| Perth Amboy to Opwijk | 3,668.49 mi (5,903.86 km) |
| Perth Amboy to Ostend | 3,610.87 mi (5,811.13 km) |
| Perth Amboy to Oud-Heverlee | 3,691.47 mi (5,940.84 km) |
| Perth Amboy to Oud-Turnhout | 3,691.91 mi (5,941.56 km) |
| Perth Amboy to Oudenaarde | 3,647.71 mi (5,870.43 km) |
| Perth Amboy to Oudenburg | 3,615.16 mi (5,818.04 km) |
| Perth Amboy to Oupeye | 3,734.25 mi (6,009.69 km) |
| Perth Amboy to Overijse | 3,687.33 mi (5,934.19 km) |
| Perth Amboy to Overpelt | 3,711.88 mi (5,973.69 km) |
| Perth Amboy to Paal | 3,706.64 mi (5,965.26 km) |
| Perth Amboy to Peer | 3,715.53 mi (5,979.56 km) |
| Perth Amboy to Pepinster | 3,745.02 mi (6,027.03 km) |
| Perth Amboy to Peruwelz | 3,655.35 mi (5,882.72 km) |
| Perth Amboy to Perwez | 3,702.86 mi (5,959.18 km) |
| Perth Amboy to Philippeville | 3,703.03 mi (5,959.46 km) |
