| Porvoo to Berga | 1,611.97 mi (2,594.21 km) |
| Porvoo to Berja | 2,053.58 mi (3,304.91 km) |
| Porvoo to Bermeo | 1,660.83 mi (2,672.85 km) |
| Porvoo to Berriozar | 1,663.95 mi (2,677.88 km) |
| Porvoo to Betanzos | 1,833.35 mi (2,950.49 km) |
| Porvoo to Betera | 1,822.26 mi (2,932.64 km) |
| Porvoo to Bilbao | 1,675.75 mi (2,696.87 km) |
| Porvoo to Binefar | 1,667.37 mi (2,683.38 km) |
| Porvoo to Binisalem | 1,734.06 mi (2,790.70 km) |
| Porvoo to Blanes | 1,613.50 mi (2,596.68 km) |
| Porvoo to Boadilla del Monte | 1,866.70 mi (3,004.16 km) |
| Porvoo to Boiro | 1,889.07 mi (3,040.16 km) |
| Porvoo to Bolanos de Calatrava | 1,951.95 mi (3,141.37 km) |
| Porvoo to Bollullos de la Mitacion | 2,111.21 mi (3,397.66 km) |
| Porvoo to Bollullos par del Condado | 2,122.43 mi (3,415.73 km) |
