| Portogruaro to Beyne-Heusay | 469.65 mi (755.83 km) |
| Portogruaro to Bierbeek | 508.54 mi (818.42 km) |
| Portogruaro to Bilzen | 485.70 mi (781.66 km) |
| Portogruaro to Binche | 511.02 mi (822.41 km) |
| Portogruaro to Bissegem | 561.66 mi (903.90 km) |
| Portogruaro to Blankenberge | 584.68 mi (940.95 km) |
| Portogruaro to Blegny | 469.33 mi (755.31 km) |
| Portogruaro to Bocholt | 498.55 mi (802.33 km) |
| Portogruaro to Boechout | 532.13 mi (856.39 km) |
| Portogruaro to Bonheiden | 525.23 mi (845.28 km) |
| Portogruaro to Boom | 532.99 mi (857.76 km) |
| Portogruaro to Boortmeerbeek | 521.89 mi (839.90 km) |
| Portogruaro to Borgerhout | 536.32 mi (863.13 km) |
| Portogruaro to Borgloon | 488.21 mi (785.69 km) |
| Portogruaro to Bornem | 538.17 mi (866.10 km) |
