| Skelmersdale to Oerlinghausen | 490.23 mi (788.94 km) |
| Skelmersdale to Oestrich-Winkel | 521.17 mi (838.74 km) |
| Skelmersdale to Offenburg | 582.19 mi (936.94 km) |
| Skelmersdale to Oftersheim | 567.00 mi (912.50 km) |
| Skelmersdale to Ohrdruf | 601.23 mi (967.58 km) |
| Skelmersdale to Ohringen | 607.65 mi (977.92 km) |
| Skelmersdale to Olbernhau | 710.27 mi (1,143.08 km) |
| Skelmersdale to Olching | 715.19 mi (1,150.99 km) |
| Skelmersdale to Oldenburg | 453.71 mi (730.17 km) |
| Skelmersdale to Oldenburg in Holstein | 557.26 mi (896.82 km) |
| Skelmersdale to Olfen | 444.00 mi (714.56 km) |
| Skelmersdale to Olpe | 480.81 mi (773.79 km) |
| Skelmersdale to Olsberg | 497.26 mi (800.27 km) |
| Skelmersdale to Oranienburg | 664.35 mi (1,069.16 km) |
| Skelmersdale to Ortenberg | 549.17 mi (883.80 km) |
