| Guyancourt to Poggio a Caiano | 548.47 mi (882.68 km) |
| Guyancourt to Poggio Renatico | 523.77 mi (842.92 km) |
| Guyancourt to Poggiomarino | 821.30 mi (1,321.76 km) |
| Guyancourt to Poirino | 380.86 mi (612.93 km) |
| Guyancourt to Policoro | 928.99 mi (1,495.06 km) |
| Guyancourt to Polistena | 998.89 mi (1,607.56 km) |
| Guyancourt to Pomezia | 704.75 mi (1,134.19 km) |
| Guyancourt to Pomigliano d'Arco | 810.06 mi (1,303.66 km) |
| Guyancourt to Pompei | 822.00 mi (1,322.88 km) |
| Guyancourt to Ponsacco | 542.02 mi (872.30 km) |
| Guyancourt to Pontassieve | 564.25 mi (908.08 km) |
| Guyancourt to Ponte Buggianese | 535.56 mi (861.90 km) |
| Guyancourt to Ponte San Pietro | 411.27 mi (661.87 km) |
| Guyancourt to Pontecorvo | 756.47 mi (1,217.42 km) |
| Guyancourt to Pontedera | 539.81 mi (868.74 km) |
