| Mercer Island to Pelsall | 4,674.46 mi (7,522.82 km) |
| Mercer Island to Pemberton | 4,607.66 mi (7,415.31 km) |
| Mercer Island to Pembroke Dock | 4,643.50 mi (7,473.00 km) |
| Mercer Island to Pen-y-Bont ar Ogwr | 4,691.17 mi (7,549.71 km) |
| Mercer Island to Penarth | 4,706.48 mi (7,574.35 km) |
| Mercer Island to Pencoed | 4,692.37 mi (7,551.63 km) |
| Mercer Island to Pendlebury | 4,618.56 mi (7,432.86 km) |
| Mercer Island to Penicuik | 4,472.76 mi (7,198.21 km) |
| Mercer Island to Penistone | 4,635.48 mi (7,460.09 km) |
| Mercer Island to Penkridge | 4,665.60 mi (7,508.56 km) |
| Mercer Island to Penrith | 4,545.73 mi (7,315.64 km) |
| Mercer Island to Penwortham | 4,595.61 mi (7,395.92 km) |
| Mercer Island to Penzance | 4,709.43 mi (7,579.10 km) |
| Mercer Island to Perivale | 4,777.22 mi (7,688.19 km) |
| Mercer Island to Perry Barr | 4,681.95 mi (7,534.87 km) |
