| Forest Hill to Oswaldtwistle | 4,619.97 mi (7,435.13 km) |
| Forest Hill to Oswestry | 4,620.02 mi (7,435.21 km) |
| Forest Hill to Otley | 4,641.57 mi (7,469.88 km) |
| Forest Hill to Ovenden | 4,639.14 mi (7,465.97 km) |
| Forest Hill to Oxford | 4,721.07 mi (7,597.83 km) |
| Forest Hill to Oxted | 4,784.48 mi (7,699.87 km) |
| Forest Hill to Padbury | 4,726.23 mi (7,606.14 km) |
| Forest Hill to Padiham | 4,621.50 mi (7,437.58 km) |
| Forest Hill to Paignton | 4,669.28 mi (7,514.48 km) |
| Forest Hill to Paisley | 4,488.68 mi (7,223.84 km) |
| Forest Hill to Palmers Green | 4,769.32 mi (7,675.48 km) |
| Forest Hill to Parkstone | 4,725.27 mi (7,604.58 km) |
| Forest Hill to Partick | 4,492.06 mi (7,229.28 km) |
| Forest Hill to Patcham | 4,791.12 mi (7,710.56 km) |
| Forest Hill to Peebles | 4,538.19 mi (7,303.51 km) |
