| Rio Grande City to Bierun | 5,932.55 mi (9,547.51 km) |
| Rio Grande City to Bierun Stary | 5,934.12 mi (9,550.05 km) |
| Rio Grande City to Bilgoraj | 6,039.33 mi (9,719.36 km) |
| Rio Grande City to Biskupiec | 5,836.06 mi (9,392.23 km) |
| Rio Grande City to Blachownia | 5,900.61 mi (9,496.11 km) |
| Rio Grande City to Blonie | 5,896.47 mi (9,489.46 km) |
| Rio Grande City to Bochnia | 5,985.55 mi (9,632.80 km) |
| Rio Grande City to Bogatynia | 5,753.82 mi (9,259.88 km) |
| Rio Grande City to Boguszow-Gorce | 5,803.88 mi (9,340.44 km) |
| Rio Grande City to Boleslawiec | 5,761.51 mi (9,272.25 km) |
| Rio Grande City to Braniewo | 5,777.93 mi (9,298.67 km) |
| Rio Grande City to Brodnica | 5,811.15 mi (9,352.14 km) |
| Rio Grande City to Brwinow | 5,902.30 mi (9,498.83 km) |
| Rio Grande City to Brzeg | 5,845.30 mi (9,407.11 km) |
| Rio Grande City to Brzeg Dolny | 5,802.11 mi (9,337.60 km) |
