| Harpenden to Flemalle-Haute | 265.29 mi (426.94 km) |
| Harpenden to Fleron | 273.98 mi (440.92 km) |
| Harpenden to Fleurus | 230.89 mi (371.57 km) |
| Harpenden to Florennes | 240.96 mi (387.78 km) |
| Harpenden to Fontaine-l'Eveque | 224.39 mi (361.12 km) |
| Harpenden to Forest | 213.53 mi (343.64 km) |
| Harpenden to Frameries | 208.15 mi (334.98 km) |
| Harpenden to Galmaarden | 200.66 mi (322.93 km) |
| Harpenden to Ganshoren | 211.91 mi (341.04 km) |
| Harpenden to Gavere | 183.76 mi (295.73 km) |
| Harpenden to Geel | 234.55 mi (377.47 km) |
| Harpenden to Gembloux | 234.49 mi (377.38 km) |
| Harpenden to Genappe | 224.20 mi (360.81 km) |
| Harpenden to Genk | 259.09 mi (416.97 km) |
| Harpenden to Gent | 183.37 mi (295.10 km) |
