| Boulder to Oswaldtwistle | 4,512.08 mi (7,261.49 km) |
| Boulder to Oswestry | 4,524.38 mi (7,281.29 km) |
| Boulder to Otley | 4,529.27 mi (7,289.16 km) |
| Boulder to Ovenden | 4,529.33 mi (7,289.26 km) |
| Boulder to Oxford | 4,630.58 mi (7,452.19 km) |
| Boulder to Oxted | 4,694.18 mi (7,554.55 km) |
| Boulder to Padbury | 4,632.15 mi (7,454.72 km) |
| Boulder to Padiham | 4,512.71 mi (7,262.50 km) |
| Boulder to Paignton | 4,602.43 mi (7,406.90 km) |
| Boulder to Paisley | 4,364.25 mi (7,023.58 km) |
| Boulder to Palmers Green | 4,675.61 mi (7,524.67 km) |
| Boulder to Parkstone | 4,648.86 mi (7,481.61 km) |
| Boulder to Partick | 4,366.98 mi (7,027.98 km) |
| Boulder to Patcham | 4,705.59 mi (7,572.92 km) |
| Boulder to Peebles | 4,411.81 mi (7,100.12 km) |
