| Cockermouth to Oerlinghausen | 529.46 mi (852.08 km) |
| Cockermouth to Oestrich-Winkel | 576.75 mi (928.19 km) |
| Cockermouth to Offenburg | 645.57 mi (1,038.95 km) |
| Cockermouth to Oftersheim | 624.53 mi (1,005.08 km) |
| Cockermouth to Ohrdruf | 644.82 mi (1,037.74 km) |
| Cockermouth to Ohringen | 663.73 mi (1,068.17 km) |
| Cockermouth to Olbernhau | 749.81 mi (1,206.70 km) |
| Cockermouth to Olching | 771.60 mi (1,241.77 km) |
| Cockermouth to Oldenburg | 482.14 mi (775.93 km) |
| Cockermouth to Oldenburg in Holstein | 571.39 mi (919.57 km) |
| Cockermouth to Olfen | 488.50 mi (786.16 km) |
| Cockermouth to Olpe | 529.94 mi (852.85 km) |
| Cockermouth to Olsberg | 542.13 mi (872.47 km) |
| Cockermouth to Oranienburg | 689.79 mi (1,110.10 km) |
| Cockermouth to Ortenberg | 599.77 mi (965.23 km) |
