| Boulder to Aleksandrow Lodzki | 5,270.99 mi (8,482.84 km) |
| Boulder to Andrychow | 5,375.54 mi (8,651.09 km) |
| Boulder to Augustow | 5,260.28 mi (8,465.60 km) |
| Boulder to Banino | 5,112.41 mi (8,227.63 km) |
| Boulder to Barlinek | 5,094.72 mi (8,199.17 km) |
| Boulder to Bartoszyce | 5,182.76 mi (8,340.84 km) |
| Boulder to Bedzin | 5,343.89 mi (8,600.15 km) |
| Boulder to Belchatow | 5,296.55 mi (8,523.98 km) |
| Boulder to Biala Podlaska | 5,362.23 mi (8,629.67 km) |
| Boulder to Bialogard | 5,066.49 mi (8,153.74 km) |
| Boulder to Bialy Kamien | 5,237.62 mi (8,429.14 km) |
| Boulder to Bialystok | 5,302.97 mi (8,534.31 km) |
| Boulder to Bielawa | 5,252.45 mi (8,453.00 km) |
| Boulder to Bielsk Podlaski | 5,324.43 mi (8,568.85 km) |
| Boulder to Bielsko-Biala | 5,368.70 mi (8,640.09 km) |
