| Norristown to Bougival | 3,698.53 mi (5,952.21 km) |
| Norristown to Bouguenais | 3,579.16 mi (5,760.11 km) |
| Norristown to Boulogne-Billancourt | 3,703.58 mi (5,960.34 km) |
| Norristown to Boulogne-sur-Mer | 3,630.54 mi (5,842.79 km) |
| Norristown to Bourg-de-Peage | 3,931.02 mi (6,326.36 km) |
| Norristown to Bourg-en-Bresse | 3,904.04 mi (6,282.94 km) |
| Norristown to Bourg-la-Reine | 3,708.15 mi (5,967.69 km) |
| Norristown to Bourg-les-Valence | 3,926.93 mi (6,319.79 km) |
| Norristown to Bourges | 3,756.61 mi (6,045.68 km) |
| Norristown to Bourgoin-Jallieu | 3,924.36 mi (6,315.64 km) |
| Norristown to Bressuire | 3,637.36 mi (5,853.77 km) |
| Norristown to Brest | 3,425.57 mi (5,512.92 km) |
| Norristown to Bretigny-sur-Orge | 3,712.12 mi (5,974.08 km) |
| Norristown to Breuillet | 3,707.60 mi (5,966.81 km) |
| Norristown to Briancon | 4,004.84 mi (6,445.16 km) |
