| Viterbo to Pantelimon | 720.06 mi (1,158.82 km) |
| Viterbo to Pascani | 788.78 mi (1,269.42 km) |
| Viterbo to Pechea | 809.27 mi (1,302.40 km) |
| Viterbo to Pecica | 513.15 mi (825.83 km) |
| Viterbo to Petrila | 600.08 mi (965.74 km) |
| Viterbo to Petrosani | 597.18 mi (961.06 km) |
| Viterbo to Piatra Neamt | 765.62 mi (1,232.14 km) |
| Viterbo to Pitesti | 659.36 mi (1,061.13 km) |
| Viterbo to Ploiesti | 715.99 mi (1,152.28 km) |
| Viterbo to Podu Iloaiei | 811.96 mi (1,306.72 km) |
| Viterbo to Poiana Mare | 562.57 mi (905.36 km) |
| Viterbo to Poienile de sub Munte | 706.17 mi (1,136.47 km) |
| Viterbo to Popesti-Leordeni | 718.07 mi (1,155.62 km) |
| Viterbo to Pucioasa | 689.27 mi (1,109.28 km) |
| Viterbo to Radauti | 769.06 mi (1,237.68 km) |
