| Harrow Weald to Pandino | 622.46 mi (1,001.75 km) |
| Harrow Weald to Paola | 1,154.07 mi (1,857.29 km) |
| Harrow Weald to Parabiago | 594.68 mi (957.04 km) |
| Harrow Weald to Parabita | 1,188.91 mi (1,913.37 km) |
| Harrow Weald to Parma | 678.58 mi (1,092.07 km) |
| Harrow Weald to Partanna | 1,154.36 mi (1,857.76 km) |
| Harrow Weald to Partinico | 1,141.37 mi (1,836.86 km) |
| Harrow Weald to Pasian di Prato | 723.92 mi (1,165.03 km) |
| Harrow Weald to Paterno | 1,220.79 mi (1,964.67 km) |
| Harrow Weald to Patti | 1,189.59 mi (1,914.46 km) |
| Harrow Weald to Paullo | 616.67 mi (992.43 km) |
| Harrow Weald to Pavia | 620.65 mi (998.83 km) |
| Harrow Weald to Pavullo nel Frignano | 719.28 mi (1,157.57 km) |
| Harrow Weald to Pedara | 1,222.81 mi (1,967.93 km) |
| Harrow Weald to Pellezzano | 1,038.43 mi (1,671.18 km) |
