| Boulder City to Bitonto | 6,299.56 mi (10,138.16 km) |
| Boulder City to Bitritto | 6,307.96 mi (10,151.68 km) |
| Boulder City to Bollate | 5,821.08 mi (9,368.12 km) |
| Boulder City to Bologna | 5,947.87 mi (9,572.17 km) |
| Boulder City to Bolzano | 5,843.70 mi (9,404.53 km) |
| Boulder City to Bomporto | 5,925.40 mi (9,536.01 km) |
| Boulder City to Bonate di Sopra | 5,828.91 mi (9,380.73 km) |
| Boulder City to Bondeno | 5,929.92 mi (9,543.28 km) |
| Boulder City to Bordighera | 5,862.04 mi (9,434.04 km) |
| Boulder City to Borgaro Torinese | 5,792.80 mi (9,322.62 km) |
| Boulder City to Borgo a Buggiano | 5,959.80 mi (9,591.37 km) |
| Boulder City to Borgo San Dalmazzo | 5,828.16 mi (9,379.52 km) |
| Boulder City to Borgo San Lorenzo | 5,977.59 mi (9,620.00 km) |
| Boulder City to Borgomanero | 5,792.17 mi (9,321.59 km) |
| Boulder City to Borgoricco | 5,914.22 mi (9,518.02 km) |
