| Postojna to Berga | 664.81 mi (1,069.90 km) |
| Postojna to Berja | 1,079.82 mi (1,737.80 km) |
| Postojna to Bermeo | 847.47 mi (1,363.86 km) |
| Postojna to Berriozar | 809.76 mi (1,303.18 km) |
| Postojna to Betanzos | 1,114.17 mi (1,793.08 km) |
| Postojna to Betera | 857.25 mi (1,379.60 km) |
| Postojna to Bilbao | 860.27 mi (1,384.48 km) |
| Postojna to Binefar | 743.62 mi (1,196.74 km) |
| Postojna to Binisalem | 713.59 mi (1,148.41 km) |
| Postojna to Blanes | 636.02 mi (1,023.58 km) |
| Postojna to Boadilla del Monte | 982.43 mi (1,581.07 km) |
| Postojna to Boiro | 1,160.58 mi (1,867.77 km) |
| Postojna to Bolanos de Calatrava | 1,029.07 mi (1,656.14 km) |
| Postojna to Bollullos de la Mitacion | 1,197.98 mi (1,927.96 km) |
| Postojna to Bollullos par del Condado | 1,215.94 mi (1,956.86 km) |
