| Potomac to Aleksandrow Lodzki | 4,412.67 mi (7,101.50 km) |
| Potomac to Andrychow | 4,484.20 mi (7,216.62 km) |
| Potomac to Augustow | 4,470.58 mi (7,194.71 km) |
| Potomac to Banino | 4,291.92 mi (6,907.17 km) |
| Potomac to Barlinek | 4,221.90 mi (6,794.50 km) |
| Potomac to Bartoszyce | 4,380.51 mi (7,049.74 km) |
| Potomac to Bedzin | 4,458.50 mi (7,175.26 km) |
| Potomac to Belchatow | 4,431.00 mi (7,131.01 km) |
| Potomac to Biala Podlaska | 4,542.84 mi (7,311.00 km) |
| Potomac to Bialogard | 4,218.49 mi (6,789.01 km) |
| Potomac to Bialy Kamien | 4,334.34 mi (6,975.44 km) |
| Potomac to Bialystok | 4,502.59 mi (7,246.22 km) |
| Potomac to Bielawa | 4,350.92 mi (7,002.13 km) |
| Potomac to Bielsk Podlaski | 4,518.26 mi (7,271.44 km) |
| Potomac to Bielsko-Biala | 4,474.08 mi (7,200.33 km) |
