| Gaithersburg to Flemalle-Haute | 3,910.70 mi (6,293.66 km) |
| Gaithersburg to Fleron | 3,919.19 mi (6,307.32 km) |
| Gaithersburg to Fleurus | 3,876.15 mi (6,238.06 km) |
| Gaithersburg to Florennes | 3,885.16 mi (6,252.57 km) |
| Gaithersburg to Fontaine-l'Eveque | 3,869.08 mi (6,226.68 km) |
| Gaithersburg to Forest | 3,859.08 mi (6,210.59 km) |
| Gaithersburg to Frameries | 3,851.91 mi (6,199.05 km) |
| Gaithersburg to Galmaarden | 3,846.20 mi (6,189.86 km) |
| Gaithersburg to Ganshoren | 3,857.37 mi (6,207.84 km) |
| Gaithersburg to Gavere | 3,829.36 mi (6,162.76 km) |
| Gaithersburg to Geel | 3,877.09 mi (6,239.57 km) |
| Gaithersburg to Gembloux | 3,880.05 mi (6,244.33 km) |
| Gaithersburg to Genappe | 3,869.71 mi (6,227.69 km) |
| Gaithersburg to Genk | 3,902.53 mi (6,280.51 km) |
| Gaithersburg to Gent | 3,828.68 mi (6,161.66 km) |
