| Middle River to Bierun | 4,419.80 mi (7,112.98 km) |
| Middle River to Bierun Stary | 4,421.08 mi (7,115.04 km) |
| Middle River to Bilgoraj | 4,540.26 mi (7,306.84 km) |
| Middle River to Biskupiec | 4,355.71 mi (7,009.84 km) |
| Middle River to Blachownia | 4,391.72 mi (7,067.79 km) |
| Middle River to Blonie | 4,402.34 mi (7,084.88 km) |
| Middle River to Bochnia | 4,475.64 mi (7,202.85 km) |
| Middle River to Bogatynia | 4,235.19 mi (6,815.88 km) |
| Middle River to Boguszow-Gorce | 4,287.45 mi (6,899.98 km) |
| Middle River to Boleslawiec | 4,246.72 mi (6,834.43 km) |
| Middle River to Braniewo | 4,298.10 mi (6,917.12 km) |
| Middle River to Brodnica | 4,321.15 mi (6,954.22 km) |
| Middle River to Brwinow | 4,408.05 mi (7,094.07 km) |
| Middle River to Brzeg | 4,332.87 mi (6,973.09 km) |
| Middle River to Brzeg Dolny | 4,290.32 mi (6,904.61 km) |
