| Grosseto to Poggio a Caiano | 72.57 mi (116.79 km) |
| Grosseto to Poggio Renatico | 139.39 mi (224.32 km) |
| Grosseto to Poggiomarino | 223.71 mi (360.02 km) |
| Grosseto to Poirino | 220.04 mi (354.11 km) |
| Grosseto to Policoro | 338.23 mi (544.33 km) |
| Grosseto to Polistena | 398.53 mi (641.38 km) |
| Grosseto to Pomezia | 104.38 mi (167.99 km) |
| Grosseto to Pomigliano d'Arco | 212.56 mi (342.08 km) |
| Grosseto to Pompei | 223.85 mi (360.25 km) |
| Grosseto to Ponsacco | 63.26 mi (101.81 km) |
| Grosseto to Pontassieve | 71.71 mi (115.40 km) |
| Grosseto to Ponte Buggianese | 76.30 mi (122.79 km) |
| Grosseto to Ponte San Pietro | 215.90 mi (347.45 km) |
| Grosseto to Pontecorvo | 159.48 mi (256.66 km) |
| Grosseto to Pontedera | 66.21 mi (106.56 km) |
