| Boulder City to Alesd | 6,128.87 mi (9,863.47 km) |
| Boulder City to Alexandria | 6,385.18 mi (10,275.95 km) |
| Boulder City to Arad | 6,150.99 mi (9,899.06 km) |
| Boulder City to Avrig | 6,258.19 mi (10,071.59 km) |
| Boulder City to Babadag | 6,413.65 mi (10,321.77 km) |
| Boulder City to Bacau | 6,269.01 mi (10,089.00 km) |
| Boulder City to Baia Mare | 6,123.70 mi (9,855.14 km) |
| Boulder City to Baia-Sprie | 6,127.15 mi (9,860.70 km) |
| Boulder City to Baicoi | 6,334.97 mi (10,195.15 km) |
| Boulder City to Bailesti | 6,329.42 mi (10,186.22 km) |
| Boulder City to Bals | 6,330.63 mi (10,188.16 km) |
| Boulder City to Baraolt | 6,267.33 mi (10,086.30 km) |
| Boulder City to Barlad | 6,308.74 mi (10,152.94 km) |
| Boulder City to Beclean | 6,167.03 mi (9,924.88 km) |
| Boulder City to Beius | 6,151.15 mi (9,899.32 km) |
