| Viterbo to Piazza Armerina | 367.95 mi (592.17 km) |
| Viterbo to Piazzola sul Brenta | 215.86 mi (347.39 km) |
| Viterbo to Pietrasanta | 141.95 mi (228.45 km) |
| Viterbo to Pieve di Soligo | 239.41 mi (385.29 km) |
| Viterbo to Pinerolo | 293.19 mi (471.85 km) |
| Viterbo to Pioltello | 253.58 mi (408.09 km) |
| Viterbo to Piombino | 87.92 mi (141.50 km) |
| Viterbo to Piombino Dese | 220.34 mi (354.60 km) |
| Viterbo to Piossasco | 291.99 mi (469.91 km) |
| Viterbo to Piove di Sacco | 198.95 mi (320.19 km) |
| Viterbo to Pisa | 124.27 mi (199.99 km) |
| Viterbo to Pisticci | 269.88 mi (434.33 km) |
| Viterbo to Pistoia | 120.55 mi (194.01 km) |
| Viterbo to Pizzo | 332.01 mi (534.32 km) |
| Viterbo to Podenzano | 212.63 mi (342.20 km) |
