| River Grove to Poggibonsi | 4,695.47 mi (7,556.63 km) |
| River Grove to Poggio a Caiano | 4,677.45 mi (7,527.63 km) |
| River Grove to Poggio Renatico | 4,654.09 mi (7,490.03 km) |
| River Grove to Poggiomarino | 4,946.64 mi (7,960.86 km) |
| River Grove to Poirino | 4,504.18 mi (7,248.78 km) |
| River Grove to Policoro | 5,058.05 mi (8,140.15 km) |
| River Grove to Polistena | 5,115.95 mi (8,233.32 km) |
| River Grove to Pomezia | 4,826.30 mi (7,767.18 km) |
| River Grove to Pomigliano d'Arco | 4,935.46 mi (7,942.85 km) |
| River Grove to Pompei | 4,946.86 mi (7,961.20 km) |
| River Grove to Ponsacco | 4,668.62 mi (7,513.41 km) |
| River Grove to Pontassieve | 4,693.88 mi (7,554.07 km) |
| River Grove to Ponte Buggianese | 4,663.79 mi (7,505.64 km) |
| River Grove to Ponte San Pietro | 4,541.63 mi (7,309.05 km) |
| River Grove to Pontecorvo | 4,882.07 mi (7,856.93 km) |
