| Knowsley to Pemberton | 9.38 mi (15.10 km) |
| Knowsley to Pembroke Dock | 149.90 mi (241.24 km) |
| Knowsley to Pen-y-Bont ar Ogwr | 137.67 mi (221.56 km) |
| Knowsley to Penarth | 140.20 mi (225.64 km) |
| Knowsley to Pencoed | 135.96 mi (218.81 km) |
| Knowsley to Pendlebury | 22.34 mi (35.96 km) |
| Knowsley to Penicuik | 164.84 mi (265.29 km) |
| Knowsley to Penistone | 50.47 mi (81.22 km) |
| Knowsley to Penkridge | 58.60 mi (94.30 km) |
| Knowsley to Penrith | 84.04 mi (135.24 km) |
| Knowsley to Penwortham | 20.75 mi (33.39 km) |
| Knowsley to Penzance | 257.16 mi (413.85 km) |
| Knowsley to Perivale | 169.62 mi (272.98 km) |
| Knowsley to Perry Barr | 75.04 mi (120.77 km) |
| Knowsley to Perth | 204.86 mi (329.69 km) |
