| Portland to Veliki Preslav | 6,027.43 mi (9,700.22 km) |
| Portland to Veliko Tarnovo | 6,011.21 mi (9,674.11 km) |
| Portland to Velingrad | 6,048.06 mi (9,733.42 km) |
| Portland to Vidin | 5,899.56 mi (9,494.42 km) |
| Portland to Vratsa | 5,963.83 mi (9,597.86 km) |
| Portland to Yambol | 6,065.78 mi (9,761.92 km) |
| Portland to Zlatograd | 6,110.10 mi (9,833.25 km) |
| Portland to Beli Manastir | 5,701.08 mi (9,174.99 km) |
| Portland to Bjelovar | 5,654.50 mi (9,100.04 km) |
| Portland to Cakovec | 5,615.88 mi (9,037.89 km) |
| Portland to Cepin | 5,715.86 mi (9,198.78 km) |
| Portland to Crikvenica | 5,649.73 mi (9,092.36 km) |
| Portland to Dakovo | 5,725.29 mi (9,213.97 km) |
| Portland to Daruvar | 5,681.98 mi (9,144.26 km) |
| Portland to Duga Resa | 5,652.09 mi (9,096.16 km) |
