| Greenford to Poggibonsi | 771.88 mi (1,242.21 km) |
| Greenford to Poggio a Caiano | 750.74 mi (1,208.19 km) |
| Greenford to Poggio Renatico | 716.78 mi (1,153.55 km) |
| Greenford to Poggiomarino | 1,024.74 mi (1,649.16 km) |
| Greenford to Poirino | 591.57 mi (952.04 km) |
| Greenford to Policoro | 1,127.53 mi (1,814.59 km) |
| Greenford to Polistena | 1,205.61 mi (1,940.24 km) |
| Greenford to Pomezia | 911.89 mi (1,467.54 km) |
| Greenford to Pomigliano d'Arco | 1,013.55 mi (1,631.15 km) |
| Greenford to Pompei | 1,025.81 mi (1,650.89 km) |
| Greenford to Ponsacco | 747.42 mi (1,202.86 km) |
| Greenford to Pontassieve | 765.06 mi (1,231.25 km) |
| Greenford to Ponte Buggianese | 739.14 mi (1,189.53 km) |
| Greenford to Ponte San Pietro | 606.02 mi (975.29 km) |
| Greenford to Pontecorvo | 960.29 mi (1,545.44 km) |
