| Brent to Oswaldtwistle | 4,350.04 mi (7,000.71 km) |
| Brent to Oswestry | 4,340.00 mi (6,984.55 km) |
| Brent to Otley | 4,374.73 mi (7,040.45 km) |
| Brent to Ovenden | 4,370.30 mi (7,033.32 km) |
| Brent to Oxford | 4,434.33 mi (7,136.37 km) |
| Brent to Oxted | 4,496.04 mi (7,235.67 km) |
| Brent to Padbury | 4,442.29 mi (7,149.18 km) |
| Brent to Padiham | 4,352.27 mi (7,004.30 km) |
| Brent to Paignton | 4,364.77 mi (7,024.42 km) |
| Brent to Paisley | 4,236.01 mi (6,817.19 km) |
| Brent to Palmers Green | 4,484.03 mi (7,216.34 km) |
| Brent to Parkstone | 4,427.05 mi (7,124.66 km) |
| Brent to Partick | 4,239.84 mi (6,823.37 km) |
| Brent to Patcham | 4,498.65 mi (7,239.88 km) |
| Brent to Peebles | 4,285.83 mi (6,897.37 km) |
