| Plymstock to Opwijk | 364.60 mi (586.77 km) |
| Plymstock to Ostend | 311.85 mi (501.88 km) |
| Plymstock to Oud-Heverlee | 385.25 mi (620.00 km) |
| Plymstock to Oud-Turnhout | 401.15 mi (645.60 km) |
| Plymstock to Oudenaarde | 338.79 mi (545.22 km) |
| Plymstock to Oudenburg | 314.90 mi (506.78 km) |
| Plymstock to Oupeye | 427.84 mi (688.54 km) |
| Plymstock to Overijse | 379.35 mi (610.50 km) |
| Plymstock to Overpelt | 419.19 mi (674.62 km) |
| Plymstock to Paal | 407.84 mi (656.35 km) |
| Plymstock to Peer | 420.38 mi (676.53 km) |
| Plymstock to Pepinster | 435.66 mi (701.12 km) |
| Plymstock to Peruwelz | 337.71 mi (543.50 km) |
| Plymstock to Perwez | 391.64 mi (630.29 km) |
| Plymstock to Philippeville | 381.43 mi (613.86 km) |
