| Cockermouth to Opwijk | 405.15 mi (652.02 km) |
| Cockermouth to Ostend | 352.95 mi (568.01 km) |
| Cockermouth to Oud-Heverlee | 427.01 mi (687.20 km) |
| Cockermouth to Oud-Turnhout | 416.57 mi (670.40 km) |
| Cockermouth to Oudenaarde | 392.22 mi (631.22 km) |
| Cockermouth to Oudenburg | 357.49 mi (575.33 km) |
| Cockermouth to Oupeye | 465.11 mi (748.52 km) |
| Cockermouth to Overijse | 424.96 mi (683.91 km) |
| Cockermouth to Overpelt | 435.72 mi (701.22 km) |
| Cockermouth to Paal | 434.79 mi (699.72 km) |
| Cockermouth to Peer | 440.47 mi (708.86 km) |
| Cockermouth to Pepinster | 477.21 mi (767.99 km) |
| Cockermouth to Peruwelz | 408.30 mi (657.09 km) |
| Cockermouth to Perwez | 441.48 mi (710.50 km) |
| Cockermouth to Philippeville | 453.50 mi (729.84 km) |
