| Dubuque to Beausoleil | 4,624.74 mi (7,442.80 km) |
| Dubuque to Beauvais | 4,192.30 mi (6,746.86 km) |
| Dubuque to Begles | 4,260.47 mi (6,856.56 km) |
| Dubuque to Belfort | 4,441.72 mi (7,148.26 km) |
| Dubuque to Bellegarde-sur-Valserine | 4,464.44 mi (7,184.82 km) |
| Dubuque to Bellerive-sur-Allier | 4,369.29 mi (7,031.69 km) |
| Dubuque to Bellevue | 4,224.15 mi (6,798.11 km) |
| Dubuque to Belley | 4,473.17 mi (7,198.87 km) |
| Dubuque to Berck-sur-Mer | 4,137.55 mi (6,658.74 km) |
| Dubuque to Bergerac | 4,300.96 mi (6,921.73 km) |
| Dubuque to Bernay | 4,147.60 mi (6,674.92 km) |
| Dubuque to Berre-l'Etang | 4,545.68 mi (7,315.57 km) |
| Dubuque to Besancon | 4,426.30 mi (7,123.44 km) |
| Dubuque to Bethune | 4,172.23 mi (6,714.56 km) |
| Dubuque to Betton | 4,092.65 mi (6,586.48 km) |
