| West Chicago to Oswaldtwistle | 3,815.11 mi (6,139.82 km) |
| West Chicago to Oswestry | 3,816.63 mi (6,142.27 km) |
| West Chicago to Otley | 3,836.28 mi (6,173.90 km) |
| West Chicago to Ovenden | 3,834.10 mi (6,170.39 km) |
| West Chicago to Oxford | 3,918.59 mi (6,306.37 km) |
| West Chicago to Oxted | 3,982.16 mi (6,408.66 km) |
| West Chicago to Padbury | 3,923.26 mi (6,313.88 km) |
| West Chicago to Padiham | 3,816.54 mi (6,142.13 km) |
| West Chicago to Paignton | 3,870.64 mi (6,229.19 km) |
| West Chicago to Paisley | 3,682.16 mi (5,925.86 km) |
| West Chicago to Palmers Green | 3,966.49 mi (6,383.44 km) |
| West Chicago to Parkstone | 3,925.03 mi (6,316.73 km) |
| West Chicago to Partick | 3,685.50 mi (5,931.23 km) |
| West Chicago to Patcham | 3,989.54 mi (6,420.54 km) |
| West Chicago to Peebles | 3,731.58 mi (6,005.40 km) |
