| Greenbelt to Bougival | 3,811.40 mi (6,133.86 km) |
| Greenbelt to Bouguenais | 3,691.25 mi (5,940.50 km) |
| Greenbelt to Boulogne-Billancourt | 3,816.45 mi (6,141.98 km) |
| Greenbelt to Boulogne-sur-Mer | 3,743.74 mi (6,024.97 km) |
| Greenbelt to Bourg-de-Peage | 4,043.05 mi (6,506.67 km) |
| Greenbelt to Bourg-en-Bresse | 4,016.45 mi (6,463.85 km) |
| Greenbelt to Bourg-la-Reine | 3,821.01 mi (6,149.32 km) |
| Greenbelt to Bourg-les-Valence | 4,038.92 mi (6,500.01 km) |
| Greenbelt to Bourges | 3,869.03 mi (6,226.60 km) |
| Greenbelt to Bourgoin-Jallieu | 4,036.59 mi (6,496.27 km) |
| Greenbelt to Bressuire | 3,749.44 mi (6,034.13 km) |
| Greenbelt to Brest | 3,537.85 mi (5,693.61 km) |
| Greenbelt to Bretigny-sur-Orge | 3,824.94 mi (6,155.65 km) |
| Greenbelt to Breuillet | 3,820.40 mi (6,148.35 km) |
| Greenbelt to Briancon | 4,117.00 mi (6,625.68 km) |
