| Philadelphia to Bicaz | 4,728.05 mi (7,609.06 km) |
| Philadelphia to Bistrita | 4,658.17 mi (7,496.61 km) |
| Philadelphia to Blaj | 4,673.54 mi (7,521.34 km) |
| Philadelphia to Bocsa | 4,617.63 mi (7,431.36 km) |
| Philadelphia to Boldesti-Scaeni | 4,802.78 mi (7,729.32 km) |
| Philadelphia to Bolintin Vale | 4,816.09 mi (7,750.74 km) |
| Philadelphia to Borsa | 4,643.68 mi (7,473.29 km) |
| Philadelphia to Botosani | 4,715.78 mi (7,589.31 km) |
| Philadelphia to Brad | 4,631.17 mi (7,453.15 km) |
| Philadelphia to Bragadiru | 4,827.86 mi (7,769.69 km) |
| Philadelphia to Braila | 4,867.65 mi (7,833.73 km) |
| Philadelphia to Brasov | 4,760.50 mi (7,661.28 km) |
| Philadelphia to Breaza | 4,781.90 mi (7,695.72 km) |
| Philadelphia to Bucharest | 4,830.39 mi (7,773.77 km) |
| Philadelphia to Buftea | 4,818.63 mi (7,754.83 km) |
