| Gretna to Flemalle-Haute | 4,876.76 mi (7,848.39 km) |
| Gretna to Fleron | 4,885.16 mi (7,861.91 km) |
| Gretna to Fleurus | 4,842.59 mi (7,793.39 km) |
| Gretna to Florennes | 4,851.80 mi (7,808.21 km) |
| Gretna to Fontaine-l'Eveque | 4,835.63 mi (7,782.20 km) |
| Gretna to Forest | 4,825.24 mi (7,765.47 km) |
| Gretna to Frameries | 4,818.57 mi (7,754.74 km) |
| Gretna to Galmaarden | 4,812.52 mi (7,745.01 km) |
| Gretna to Ganshoren | 4,823.47 mi (7,762.63 km) |
| Gretna to Gavere | 4,795.57 mi (7,717.72 km) |
| Gretna to Geel | 4,842.64 mi (7,793.48 km) |
| Gretna to Gembloux | 4,846.36 mi (7,799.47 km) |
| Gretna to Genappe | 4,836.05 mi (7,782.87 km) |
| Gretna to Genk | 4,868.16 mi (7,834.55 km) |
| Gretna to Gent | 4,794.75 mi (7,716.40 km) |
