| Calne to Poggibonsi | 823.05 mi (1,324.57 km) |
| Calne to Poggio a Caiano | 802.74 mi (1,291.89 km) |
| Calne to Poggio Renatico | 772.57 mi (1,243.32 km) |
| Calne to Poggiomarino | 1,076.54 mi (1,732.52 km) |
| Calne to Poirino | 638.31 mi (1,027.27 km) |
| Calne to Policoro | 1,181.84 mi (1,901.99 km) |
| Calne to Polistena | 1,255.60 mi (2,020.70 km) |
| Calne to Pomezia | 961.42 mi (1,547.26 km) |
| Calne to Pomigliano d'Arco | 1,065.30 mi (1,714.44 km) |
| Calne to Pompei | 1,077.41 mi (1,733.92 km) |
| Calne to Ponsacco | 797.78 mi (1,283.91 km) |
| Calne to Pontassieve | 817.80 mi (1,316.12 km) |
| Calne to Ponte Buggianese | 790.46 mi (1,272.12 km) |
| Calne to Ponte San Pietro | 660.74 mi (1,063.35 km) |
| Calne to Pontecorvo | 1,011.82 mi (1,628.36 km) |
