| Viterbo to Berga | 524.73 mi (844.47 km) |
| Viterbo to Berja | 886.95 mi (1,427.42 km) |
| Viterbo to Bermeo | 752.58 mi (1,211.15 km) |
| Viterbo to Berriozar | 700.12 mi (1,126.74 km) |
| Viterbo to Betanzos | 1,028.24 mi (1,654.79 km) |
| Viterbo to Betera | 682.97 mi (1,099.14 km) |
| Viterbo to Bilbao | 762.55 mi (1,227.20 km) |
| Viterbo to Binefar | 605.61 mi (974.63 km) |
| Viterbo to Binisalem | 518.37 mi (834.23 km) |
| Viterbo to Blanes | 480.31 mi (772.98 km) |
| Viterbo to Boadilla del Monte | 838.28 mi (1,349.09 km) |
| Viterbo to Boiro | 1,066.75 mi (1,716.77 km) |
| Viterbo to Bolanos de Calatrava | 863.09 mi (1,389.00 km) |
| Viterbo to Bollullos de la Mitacion | 1,026.38 mi (1,651.80 km) |
| Viterbo to Bollullos par del Condado | 1,046.28 mi (1,683.83 km) |
