| Upminster to Poggibonsi | 754.11 mi (1,213.62 km) |
| Upminster to Poggio a Caiano | 732.67 mi (1,179.11 km) |
| Upminster to Poggio Renatico | 697.25 mi (1,122.12 km) |
| Upminster to Poggiomarino | 1,006.53 mi (1,619.86 km) |
| Upminster to Poirino | 575.83 mi (926.72 km) |
| Upminster to Policoro | 1,108.30 mi (1,783.64 km) |
| Upminster to Polistena | 1,187.99 mi (1,911.88 km) |
| Upminster to Pomezia | 894.62 mi (1,439.76 km) |
| Upminster to Pomigliano d'Arco | 995.36 mi (1,601.88 km) |
| Upminster to Pompei | 1,007.68 mi (1,621.70 km) |
| Upminster to Ponsacco | 730.00 mi (1,174.83 km) |
| Upminster to Pontassieve | 746.69 mi (1,201.69 km) |
| Upminster to Ponte Buggianese | 721.35 mi (1,160.91 km) |
| Upminster to Ponte San Pietro | 587.05 mi (944.77 km) |
| Upminster to Pontecorvo | 942.23 mi (1,516.37 km) |
