| Potomac to Brzesko | 4,528.30 mi (7,287.60 km) |
| Potomac to Brzeszcze | 4,471.71 mi (7,196.52 km) |
| Potomac to Brzeziny | 4,429.72 mi (7,128.94 km) |
| Potomac to Brzozow | 4,590.75 mi (7,388.10 km) |
| Potomac to Bukowno | 4,473.90 mi (7,200.04 km) |
| Potomac to Busko-Zdroj | 4,513.64 mi (7,264.00 km) |
| Potomac to Bydgoszcz | 4,320.16 mi (6,952.63 km) |
| Potomac to Bystrzyca Klodzka | 4,365.84 mi (7,026.14 km) |
| Potomac to Bytom | 4,450.37 mi (7,162.18 km) |
| Potomac to Bytow | 4,268.45 mi (6,869.40 km) |
| Potomac to Chelm | 4,589.99 mi (7,386.88 km) |
| Potomac to Chelmek | 4,471.30 mi (7,195.87 km) |
| Potomac to Chelmno | 4,327.69 mi (6,964.75 km) |
| Potomac to Chelmza | 4,339.81 mi (6,984.25 km) |
| Potomac to Chodziez | 4,284.82 mi (6,895.75 km) |
