| Viterbo to Forli | 125.41 mi (201.83 km) |
| Viterbo to Forlimpopoli | 121.94 mi (196.24 km) |
| Viterbo to Formello | 27.67 mi (44.53 km) |
| Viterbo to Formia | 111.33 mi (179.17 km) |
| Viterbo to Formigine | 162.20 mi (261.03 km) |
| Viterbo to Fossano | 263.95 mi (424.79 km) |
| Viterbo to Fossombrone | 95.56 mi (153.79 km) |
| Viterbo to Francavilla al Mare | 112.00 mi (180.25 km) |
| Viterbo to Francavilla Fontana | 312.04 mi (502.17 km) |
| Viterbo to Francofonte | 387.37 mi (623.41 km) |
| Viterbo to Frascati | 51.09 mi (82.22 km) |
| Viterbo to Frattamaggiore | 152.23 mi (245.00 km) |
| Viterbo to Frattaminore | 150.81 mi (242.71 km) |
| Viterbo to Frosinone | 83.86 mi (134.96 km) |
| Viterbo to Fucecchio | 112.17 mi (180.53 km) |
