| Westhoughton to Oerlinghausen | 480.19 mi (772.78 km) |
| Westhoughton to Oestrich-Winkel | 511.88 mi (823.79 km) |
| Westhoughton to Offenburg | 573.66 mi (923.22 km) |
| Westhoughton to Oftersheim | 557.88 mi (897.82 km) |
| Westhoughton to Ohrdruf | 591.33 mi (951.66 km) |
| Westhoughton to Ohringen | 598.43 mi (963.08 km) |
| Westhoughton to Olbernhau | 700.27 mi (1,126.98 km) |
| Westhoughton to Olching | 706.02 mi (1,136.23 km) |
| Westhoughton to Oldenburg | 443.57 mi (713.86 km) |
| Westhoughton to Oldenburg in Holstein | 547.31 mi (880.81 km) |
| Westhoughton to Olfen | 434.10 mi (698.61 km) |
| Westhoughton to Olpe | 471.11 mi (758.18 km) |
| Westhoughton to Olsberg | 487.39 mi (784.38 km) |
| Westhoughton to Oranienburg | 654.21 mi (1,052.86 km) |
| Westhoughton to Ortenberg | 539.57 mi (868.35 km) |
