| Portland to Blansko | 5,438.28 mi (8,752.06 km) |
| Portland to Bohumin | 5,440.15 mi (8,755.07 km) |
| Portland to Boskovice | 5,431.02 mi (8,740.39 km) |
| Portland to Brandys nad Labem-Stara Boleslav | 5,346.09 mi (8,603.70 km) |
| Portland to Breclav | 5,480.27 mi (8,819.64 km) |
| Portland to Brevnov | 5,345.81 mi (8,603.24 km) |
| Portland to Brno | 5,447.97 mi (8,767.67 km) |
| Portland to Bruntal | 5,416.95 mi (8,717.74 km) |
| Portland to Bystrc | 5,444.23 mi (8,761.64 km) |
| Portland to Caslav | 5,378.48 mi (8,655.83 km) |
| Portland to Celakovice | 5,349.61 mi (8,609.37 km) |
| Portland to Ceska Lipa | 5,313.22 mi (8,550.80 km) |
| Portland to Ceska Trebova | 5,401.27 mi (8,692.50 km) |
| Portland to Ceske Budejovice | 5,415.22 mi (8,714.95 km) |
| Portland to Cesky Krumlov | 5,421.56 mi (8,725.16 km) |
