| Viterbo to San Giovanni Lupatoto | 211.66 mi (340.63 km) |
| Viterbo to San Giovanni Rotondo | 192.66 mi (310.05 km) |
| Viterbo to San Giovanni Valdarno | 84.27 mi (135.62 km) |
| Viterbo to San Giuliano Milanese | 249.26 mi (401.15 km) |
| Viterbo to San Giuliano Terme | 125.14 mi (201.39 km) |
| Viterbo to San Giuseppe Iato | 312.82 mi (503.43 km) |
| Viterbo to San Giuseppe Vesuviano | 165.24 mi (265.93 km) |
| Viterbo to San Giustino | 78.27 mi (125.97 km) |
| Viterbo to San Gregorio di Catania | 371.16 mi (597.33 km) |
| Viterbo to San Lazzaro di Savena | 146.12 mi (235.16 km) |
| Viterbo to San Marco in Lamis | 187.56 mi (301.85 km) |
| Viterbo to San Martino Buon Albergo | 213.09 mi (342.93 km) |
| Viterbo to San Martino di Lupari | 223.99 mi (360.48 km) |
| Viterbo to San Marzano di San Giuseppe | 310.76 mi (500.12 km) |
| Viterbo to San Marzano sul Sarno | 171.86 mi (276.58 km) |
