| Idil to Bougival | 2,128.40 mi (3,425.33 km) |
| Idil to Bouguenais | 2,293.72 mi (3,691.39 km) |
| Idil to Boulogne-Billancourt | 2,123.57 mi (3,417.56 km) |
| Idil to Boulogne-sur-Mer | 2,169.85 mi (3,492.04 km) |
| Idil to Bourg-de-Peage | 1,969.45 mi (3,169.53 km) |
| Idil to Bourg-en-Bresse | 1,966.08 mi (3,164.11 km) |
| Idil to Bourg-la-Reine | 2,119.76 mi (3,411.42 km) |
| Idil to Bourg-les-Valence | 1,976.74 mi (3,181.25 km) |
| Idil to Bourges | 2,104.79 mi (3,387.33 km) |
| Idil to Bourgoin-Jallieu | 1,960.71 mi (3,155.46 km) |
| Idil to Bressuire | 2,239.85 mi (3,604.69 km) |
| Idil to Brest | 2,428.24 mi (3,907.87 km) |
| Idil to Bretigny-sur-Orge | 2,118.81 mi (3,409.90 km) |
| Idil to Breuillet | 2,124.56 mi (3,419.16 km) |
| Idil to Briancon | 1,891.56 mi (3,044.17 km) |
