| Langley Park to Bougival | 3,815.54 mi (6,140.52 km) |
| Langley Park to Bouguenais | 3,695.53 mi (5,947.38 km) |
| Langley Park to Boulogne-Billancourt | 3,820.59 mi (6,148.64 km) |
| Langley Park to Boulogne-sur-Mer | 3,747.78 mi (6,031.47 km) |
| Langley Park to Bourg-de-Peage | 4,047.34 mi (6,513.57 km) |
| Langley Park to Bourg-en-Bresse | 4,020.68 mi (6,470.66 km) |
| Langley Park to Bourg-la-Reine | 3,825.15 mi (6,155.98 km) |
| Langley Park to Bourg-les-Valence | 4,043.21 mi (6,506.92 km) |
| Langley Park to Bourges | 3,873.25 mi (6,233.40 km) |
| Langley Park to Bourgoin-Jallieu | 4,040.85 mi (6,503.12 km) |
| Langley Park to Bressuire | 3,753.72 mi (6,041.02 km) |
| Langley Park to Brest | 3,542.10 mi (5,700.45 km) |
| Langley Park to Bretigny-sur-Orge | 3,829.09 mi (6,162.33 km) |
| Langley Park to Breuillet | 3,824.56 mi (6,155.03 km) |
| Langley Park to Briancon | 4,121.27 mi (6,632.54 km) |
