| South Portland to Prescot | 3,040.27 mi (4,892.84 km) |
| South Portland to Prestatyn | 3,018.32 mi (4,857.52 km) |
| South Portland to Preston | 3,038.37 mi (4,889.78 km) |
| South Portland to Prestonpans | 2,990.75 mi (4,813.15 km) |
| South Portland to Prestwich | 3,058.98 mi (4,922.96 km) |
| South Portland to Prestwick | 2,935.09 mi (4,723.57 km) |
| South Portland to Prudhoe | 3,049.68 mi (4,907.98 km) |
| South Portland to Pudsey | 3,078.35 mi (4,954.13 km) |
| South Portland to Quedgeley | 3,093.25 mi (4,978.11 km) |
| South Portland to Queensbury | 3,071.75 mi (4,943.51 km) |
| South Portland to Queensferry | 2,973.82 mi (4,785.90 km) |
| South Portland to Radcliffe | 3,056.73 mi (4,919.33 km) |
| South Portland to Radstock | 3,097.65 mi (4,985.18 km) |
| South Portland to Rainham | 3,221.04 mi (5,183.77 km) |
| South Portland to Rainhill | 3,042.25 mi (4,896.03 km) |
