| Duncan to Flemalle-Haute | 4,940.96 mi (7,951.70 km) |
| Duncan to Fleron | 4,948.54 mi (7,963.91 km) |
| Duncan to Fleurus | 4,910.68 mi (7,902.98 km) |
| Duncan to Florennes | 4,921.79 mi (7,920.86 km) |
| Duncan to Fontaine-l'Eveque | 4,904.99 mi (7,893.82 km) |
| Duncan to Forest | 4,890.95 mi (7,871.22 km) |
| Duncan to Frameries | 4,889.28 mi (7,868.53 km) |
| Duncan to Galmaarden | 4,879.87 mi (7,853.40 km) |
| Duncan to Ganshoren | 4,888.71 mi (7,867.63 km) |
| Duncan to Gavere | 4,862.12 mi (7,824.82 km) |
| Duncan to Geel | 4,903.10 mi (7,890.78 km) |
| Duncan to Gembloux | 4,913.25 mi (7,907.10 km) |
| Duncan to Genappe | 4,903.33 mi (7,891.15 km) |
| Duncan to Genk | 4,928.93 mi (7,932.35 km) |
| Duncan to Gent | 4,860.01 mi (7,821.44 km) |
