| Portes-les-Valence to Barcellona-Pozzo di Gotto | 707.51 mi (1,138.62 km) |
| Portes-les-Valence to Bareggio | 204.19 mi (328.60 km) |
| Portes-les-Valence to Barga | 281.75 mi (453.43 km) |
| Portes-les-Valence to Bari | 658.08 mi (1,059.08 km) |
| Portes-les-Valence to Barletta | 625.07 mi (1,005.95 km) |
| Portes-les-Valence to Baronissi | 576.32 mi (927.50 km) |
| Portes-les-Valence to Barrafranca | 709.35 mi (1,141.60 km) |
| Portes-les-Valence to Bassano del Grappa | 338.73 mi (545.13 km) |
| Portes-les-Valence to Battipaglia | 590.55 mi (950.40 km) |
| Portes-les-Valence to Beinasco | 132.74 mi (213.62 km) |
| Portes-les-Valence to Bellinzago Novarese | 189.26 mi (304.59 km) |
| Portes-les-Valence to Belluno | 365.91 mi (588.87 km) |
| Portes-les-Valence to Belmonte Mezzagno | 644.48 mi (1,037.19 km) |
| Portes-les-Valence to Belpasso | 726.63 mi (1,169.40 km) |
| Portes-les-Valence to Belvedere Marittimo | 668.35 mi (1,075.61 km) |
