| Thornton to Oswaldtwistle | 22.39 mi (36.04 km) |
| Thornton to Oswestry | 81.21 mi (130.69 km) |
| Thornton to Otley | 10.38 mi (16.70 km) |
| Thornton to Ovenden | 3.41 mi (5.49 km) |
| Thornton to Oxford | 142.97 mi (230.08 km) |
| Thornton to Oxted | 191.39 mi (308.01 km) |
| Thornton to Padbury | 131.13 mi (211.03 km) |
| Thornton to Padiham | 18.81 mi (30.26 km) |
| Thornton to Paignton | 242.87 mi (390.87 km) |
| Thornton to Paisley | 175.11 mi (281.81 km) |
| Thornton to Palmers Green | 166.83 mi (268.48 km) |
| Thornton to Parkstone | 212.84 mi (342.53 km) |
| Thornton to Partick | 173.92 mi (279.90 km) |
| Thornton to Patcham | 214.51 mi (345.22 km) |
| Thornton to Peebles | 139.30 mi (224.18 km) |
