| Niagara Falls to Belvedere Marittimo | 4,642.04 mi (7,470.64 km) |
| Niagara Falls to Benevento | 4,533.12 mi (7,295.34 km) |
| Niagara Falls to Bergamo | 4,142.82 mi (6,667.22 km) |
| Niagara Falls to Bernalda | 4,642.15 mi (7,470.82 km) |
| Niagara Falls to Bertinoro | 4,302.20 mi (6,923.72 km) |
| Niagara Falls to Besana in Brianza | 4,126.88 mi (6,641.56 km) |
| Niagara Falls to Besozzo | 4,096.20 mi (6,592.19 km) |
| Niagara Falls to Biancavilla | 4,683.12 mi (7,536.76 km) |
| Niagara Falls to Biassono | 4,128.66 mi (6,644.44 km) |
| Niagara Falls to Bibbiano | 4,214.02 mi (6,781.80 km) |
| Niagara Falls to Bibbiena | 4,306.79 mi (6,931.12 km) |
| Niagara Falls to Biella | 4,081.94 mi (6,569.24 km) |
| Niagara Falls to Bisceglie | 4,599.81 mi (7,402.68 km) |
| Niagara Falls to Bisignano | 4,663.78 mi (7,505.63 km) |
| Niagara Falls to Bitetto | 4,618.75 mi (7,433.16 km) |
