| Boulogne-sur-Mer to Wilrijk | 124.29 mi (200.03 km) |
| Boulogne-sur-Mer to Wingene | 75.39 mi (121.34 km) |
| Boulogne-sur-Mer to Wommelgem | 130.45 mi (209.93 km) |
| Boulogne-sur-Mer to Wondelgem | 94.79 mi (152.55 km) |
| Boulogne-sur-Mer to Wuustwezel | 137.36 mi (221.05 km) |
| Boulogne-sur-Mer to Yvoir | 146.09 mi (235.12 km) |
| Boulogne-sur-Mer to Zandhoven | 136.33 mi (219.40 km) |
| Boulogne-sur-Mer to Zaventem | 124.99 mi (201.16 km) |
| Boulogne-sur-Mer to Zedelgem | 72.23 mi (116.24 km) |
| Boulogne-sur-Mer to Zele | 107.98 mi (173.78 km) |
| Boulogne-sur-Mer to Zelzate | 101.25 mi (162.95 km) |
| Boulogne-sur-Mer to Zemst | 123.64 mi (198.97 km) |
| Boulogne-sur-Mer to Zoersel | 139.25 mi (224.10 km) |
| Boulogne-sur-Mer to Zonhoven | 164.52 mi (264.77 km) |
| Boulogne-sur-Mer to Zonnebeke | 60.55 mi (97.45 km) |
