| Mainz to Poggio a Caiano | 446.02 mi (717.80 km) |
| Mainz to Poggio Renatico | 390.61 mi (628.62 km) |
| Mainz to Poggiomarino | 703.34 mi (1,131.91 km) |
| Mainz to Poirino | 350.33 mi (563.81 km) |
| Mainz to Policoro | 789.31 mi (1,270.27 km) |
| Mainz to Polistena | 887.57 mi (1,428.40 km) |
| Mainz to Pomezia | 609.30 mi (980.58 km) |
| Mainz to Pomigliano d'Arco | 692.83 mi (1,115.00 km) |
| Mainz to Pompei | 705.47 mi (1,135.35 km) |
| Mainz to Ponsacco | 453.84 mi (730.39 km) |
| Mainz to Pontassieve | 454.23 mi (731.01 km) |
| Mainz to Ponte Buggianese | 440.19 mi (708.42 km) |
| Mainz to Ponte San Pietro | 302.36 mi (486.60 km) |
| Mainz to Pontecorvo | 643.36 mi (1,035.40 km) |
| Mainz to Pontedera | 450.76 mi (725.43 km) |
