| Tucson Mountains to Bicaz | 6,351.05 mi (10,221.03 km) |
| Tucson Mountains to Bistrita | 6,294.84 mi (10,130.56 km) |
| Tucson Mountains to Blaj | 6,331.51 mi (10,189.58 km) |
| Tucson Mountains to Bocsa | 6,310.64 mi (10,155.99 km) |
| Tucson Mountains to Boldesti-Scaeni | 6,455.61 mi (10,389.31 km) |
| Tucson Mountains to Bolintin Vale | 6,480.73 mi (10,429.73 km) |
| Tucson Mountains to Borsa | 6,270.25 mi (10,090.99 km) |
| Tucson Mountains to Botosani | 6,319.05 mi (10,169.53 km) |
| Tucson Mountains to Brad | 6,301.54 mi (10,141.34 km) |
| Tucson Mountains to Bragadiru | 6,491.26 mi (10,446.67 km) |
| Tucson Mountains to Braila | 6,495.16 mi (10,452.95 km) |
| Tucson Mountains to Brasov | 6,408.12 mi (10,312.87 km) |
| Tucson Mountains to Breaza | 6,436.38 mi (10,358.35 km) |
| Tucson Mountains to Bucharest | 6,491.44 mi (10,446.97 km) |
| Tucson Mountains to Buftea | 6,479.31 mi (10,427.44 km) |
