| Viterbo to Lastra a Signa | 106.03 mi (170.64 km) |
| Viterbo to Laterza | 272.37 mi (438.34 km) |
| Viterbo to Latiano | 318.32 mi (512.29 km) |
| Viterbo to Latina | 77.52 mi (124.75 km) |
| Viterbo to Latisana | 237.84 mi (382.76 km) |
| Viterbo to Lauria Inferiore | 253.58 mi (408.10 km) |
| Viterbo to Lavagna | 191.21 mi (307.72 km) |
| Viterbo to Lavello | 212.70 mi (342.31 km) |
| Viterbo to Laveno-Mombello | 296.53 mi (477.22 km) |
| Viterbo to Lavis | 261.26 mi (420.46 km) |
| Viterbo to Lecce | 345.14 mi (555.46 km) |
| Viterbo to Lecco | 272.34 mi (438.29 km) |
| Viterbo to Legnago | 195.72 mi (314.97 km) |
| Viterbo to Legnano | 269.63 mi (433.93 km) |
| Viterbo to Legnaro | 202.66 mi (326.14 km) |
