| Karlovo to Flemalle-Haute | 1,065.27 mi (1,714.38 km) |
| Karlovo to Fleron | 1,056.86 mi (1,700.84 km) |
| Karlovo to Fleurus | 1,099.81 mi (1,769.98 km) |
| Karlovo to Florennes | 1,091.06 mi (1,755.90 km) |
| Karlovo to Fontaine-l'Eveque | 1,107.01 mi (1,781.56 km) |
| Karlovo to Forest | 1,116.83 mi (1,797.37 km) |
| Karlovo to Frameries | 1,124.36 mi (1,809.48 km) |
| Karlovo to Galmaarden | 1,129.70 mi (1,818.07 km) |
| Karlovo to Ganshoren | 1,118.57 mi (1,800.16 km) |
| Karlovo to Gavere | 1,146.54 mi (1,845.18 km) |
| Karlovo to Geel | 1,099.65 mi (1,769.71 km) |
| Karlovo to Gembloux | 1,095.85 mi (1,763.60 km) |
| Karlovo to Genappe | 1,106.20 mi (1,780.26 km) |
| Karlovo to Genk | 1,074.05 mi (1,728.51 km) |
| Karlovo to Gent | 1,147.28 mi (1,846.38 km) |
