| Williamsport to Oswaldtwistle | 3,420.69 mi (5,505.07 km) |
| Williamsport to Oswestry | 3,413.24 mi (5,493.08 km) |
| Williamsport to Otley | 3,444.71 mi (5,543.73 km) |
| Williamsport to Ovenden | 3,440.74 mi (5,537.33 km) |
| Williamsport to Oxford | 3,509.77 mi (5,648.43 km) |
| Williamsport to Oxted | 3,572.15 mi (5,748.82 km) |
| Williamsport to Padbury | 3,516.90 mi (5,659.91 km) |
| Williamsport to Padiham | 3,422.76 mi (5,508.40 km) |
| Williamsport to Paignton | 3,446.19 mi (5,546.10 km) |
| Williamsport to Paisley | 3,302.93 mi (5,315.55 km) |
| Williamsport to Palmers Green | 3,559.14 mi (5,727.88 km) |
| Williamsport to Parkstone | 3,506.29 mi (5,642.84 km) |
| Williamsport to Partick | 3,306.69 mi (5,321.61 km) |
| Williamsport to Patcham | 3,576.08 mi (5,755.15 km) |
| Williamsport to Peebles | 3,352.78 mi (5,395.78 km) |
