| Owings Mills to Poggibonsi | 4,339.93 mi (6,984.44 km) |
| Owings Mills to Poggio a Caiano | 4,324.34 mi (6,959.35 km) |
| Owings Mills to Poggio Renatico | 4,310.05 mi (6,936.35 km) |
| Owings Mills to Poggiomarino | 4,584.30 mi (7,377.72 km) |
| Owings Mills to Poirino | 4,148.20 mi (6,675.88 km) |
| Owings Mills to Policoro | 4,700.09 mi (7,564.06 km) |
| Owings Mills to Polistena | 4,742.81 mi (7,632.82 km) |
| Owings Mills to Pomezia | 4,462.23 mi (7,181.26 km) |
| Owings Mills to Pomigliano d'Arco | 4,573.36 mi (7,360.12 km) |
| Owings Mills to Pompei | 4,583.96 mi (7,377.16 km) |
| Owings Mills to Ponsacco | 4,312.31 mi (6,939.99 km) |
| Owings Mills to Pontassieve | 4,341.83 mi (6,987.51 km) |
| Owings Mills to Ponte Buggianese | 4,309.67 mi (6,935.74 km) |
| Owings Mills to Ponte San Pietro | 4,198.23 mi (6,756.40 km) |
| Owings Mills to Pontecorvo | 4,521.06 mi (7,275.94 km) |
