| Severn to Pontefract | 3,548.20 mi (5,710.28 km) |
| Severn to Ponteland | 3,506.45 mi (5,643.09 km) |
| Severn to Pontneddfechan | 3,493.66 mi (5,622.49 km) |
| Severn to Pontypridd | 3,506.72 mi (5,643.53 km) |
| Severn to Poole | 3,580.99 mi (5,763.05 km) |
| Severn to Port Glasgow | 3,380.26 mi (5,440.00 km) |
| Severn to Port Talbot | 3,488.13 mi (5,613.59 km) |
| Severn to Portchester | 3,614.15 mi (5,816.41 km) |
| Severn to Porthcawl | 3,494.73 mi (5,624.23 km) |
| Severn to Portishead | 3,532.91 mi (5,685.67 km) |
| Severn to Portlethen | 3,459.03 mi (5,566.77 km) |
| Severn to Portsmouth | 3,616.30 mi (5,819.87 km) |
| Severn to Potters Bar | 3,634.03 mi (5,848.41 km) |
| Severn to Poulton le Fylde | 3,479.08 mi (5,599.04 km) |
| Severn to Poynton | 3,522.87 mi (5,669.52 km) |
