| Harrow Weald to Pontedera | 748.12 mi (1,203.98 km) |
| Harrow Weald to Pontinia | 946.42 mi (1,523.12 km) |
| Harrow Weald to Porcari | 738.02 mi (1,187.73 km) |
| Harrow Weald to Porcia | 705.23 mi (1,134.97 km) |
| Harrow Weald to Pordenone | 707.21 mi (1,138.14 km) |
| Harrow Weald to Portici | 1,019.92 mi (1,641.40 km) |
| Harrow Weald to Porto Empedocle | 1,197.78 mi (1,927.64 km) |
| Harrow Weald to Porto Recanati | 861.00 mi (1,385.64 km) |
| Harrow Weald to Porto Sant'Elpidio | 872.20 mi (1,403.68 km) |
| Harrow Weald to Porto Tolle | 739.90 mi (1,190.76 km) |
| Harrow Weald to Porto Torres | 851.85 mi (1,370.92 km) |
| Harrow Weald to Portoferraio | 784.96 mi (1,263.27 km) |
| Harrow Weald to Portogruaro | 721.27 mi (1,160.78 km) |
| Harrow Weald to Portomaggiore | 733.63 mi (1,180.66 km) |
| Harrow Weald to Potenza | 1,078.05 mi (1,734.96 km) |
