| Boulogne-sur-Mer to Flemalle-Haute | 168.74 mi (271.55 km) |
| Boulogne-sur-Mer to Fleron | 178.30 mi (286.94 km) |
| Boulogne-sur-Mer to Fleurus | 129.07 mi (207.72 km) |
| Boulogne-sur-Mer to Florennes | 135.45 mi (217.99 km) |
| Boulogne-sur-Mer to Fontaine-l'Eveque | 120.48 mi (193.89 km) |
| Boulogne-sur-Mer to Forest | 118.56 mi (190.81 km) |
| Boulogne-sur-Mer to Frameries | 102.26 mi (164.57 km) |
| Boulogne-sur-Mer to Galmaarden | 102.85 mi (165.53 km) |
| Boulogne-sur-Mer to Ganshoren | 118.39 mi (190.54 km) |
| Boulogne-sur-Mer to Gavere | 90.68 mi (145.94 km) |
| Boulogne-sur-Mer to Geel | 150.46 mi (242.14 km) |
| Boulogne-sur-Mer to Gembloux | 134.88 mi (217.08 km) |
| Boulogne-sur-Mer to Genappe | 124.48 mi (200.32 km) |
| Boulogne-sur-Mer to Genk | 170.38 mi (274.20 km) |
| Boulogne-sur-Mer to Gent | 94.72 mi (152.44 km) |
