| Portogruaro to Bonita (California) | 6,176.68 mi (9,940.40 km) |
| Portogruaro to Bonita Springs (Florida) | 5,144.92 mi (8,279.95 km) |
| Portogruaro to Bonney Lake (Washington) | 5,459.63 mi (8,786.43 km) |
| Portogruaro to Boone (Iowa) | 4,882.13 mi (7,857.02 km) |
| Portogruaro to Boone (North Carolina) | 4,678.48 mi (7,529.28 km) |
| Portogruaro to Borger (Texas) | 5,480.81 mi (8,820.51 km) |
| Portogruaro to Bossier City (Louisiana) | 5,347.12 mi (8,605.35 km) |
| Portogruaro to Boston (Massachusetts) | 3,973.54 mi (6,394.79 km) |
| Portogruaro to Bostonia (California) | 6,165.17 mi (9,921.87 km) |
| Portogruaro to Bothell (Washington) | 5,424.93 mi (8,730.59 km) |
| Portogruaro to Bothell East (Washington) | 5,422.50 mi (8,726.68 km) |
| Portogruaro to Bothell West (Washington) | 5,423.85 mi (8,728.84 km) |
| Portogruaro to Boulder (Colorado) | 5,382.79 mi (8,662.77 km) |
| Portogruaro to Boulder City (Nevada) | 5,927.23 mi (9,538.95 km) |
| Portogruaro to Bound Brook (New Jersey) | 4,189.34 mi (6,742.09 km) |
