| Knowsley to Ponteland | 119.06 mi (191.61 km) |
| Knowsley to Pontneddfechan | 121.09 mi (194.88 km) |
| Knowsley to Pontypridd | 129.33 mi (208.14 km) |
| Knowsley to Poole | 192.39 mi (309.62 km) |
| Knowsley to Port Glasgow | 186.70 mi (300.46 km) |
| Knowsley to Port Talbot | 134.50 mi (216.46 km) |
| Knowsley to Portchester | 194.53 mi (313.06 km) |
| Knowsley to Porthcawl | 140.61 mi (226.30 km) |
| Knowsley to Portishead | 135.87 mi (218.67 km) |
| Knowsley to Portlethen | 251.11 mi (404.13 km) |
| Knowsley to Portsmouth | 197.38 mi (317.65 km) |
| Knowsley to Potters Bar | 164.88 mi (265.35 km) |
| Knowsley to Poulton le Fylde | 28.08 mi (45.19 km) |
| Knowsley to Poynton | 30.99 mi (49.87 km) |
| Knowsley to Prescot | 2.32 mi (3.73 km) |
