| Gaeta to Bougival | 766.90 mi (1,234.20 km) |
| Gaeta to Bouguenais | 855.62 mi (1,376.99 km) |
| Gaeta to Boulogne-Billancourt | 762.03 mi (1,226.36 km) |
| Gaeta to Boulogne-sur-Mer | 870.25 mi (1,400.53 km) |
| Gaeta to Bourg-de-Peage | 503.73 mi (810.67 km) |
| Gaeta to Bourg-en-Bresse | 540.06 mi (869.14 km) |
| Gaeta to Bourg-la-Reine | 756.98 mi (1,218.24 km) |
| Gaeta to Bourg-les-Valence | 507.46 mi (816.68 km) |
| Gaeta to Bourges | 685.22 mi (1,102.76 km) |
| Gaeta to Bourgoin-Jallieu | 513.82 mi (826.91 km) |
| Gaeta to Bressuire | 797.38 mi (1,283.26 km) |
| Gaeta to Brest | 1,010.92 mi (1,626.91 km) |
| Gaeta to Bretigny-sur-Orge | 749.97 mi (1,206.97 km) |
| Gaeta to Breuillet | 752.84 mi (1,211.58 km) |
| Gaeta to Briancon | 432.27 mi (695.68 km) |
