| Fort Madison to Devnya | 5,508.64 mi (8,865.30 km) |
| Fort Madison to Dimitrovgrad | 5,499.48 mi (8,850.55 km) |
| Fort Madison to Dobrich | 5,499.81 mi (8,851.09 km) |
| Fort Madison to Dospat | 5,468.31 mi (8,800.39 km) |
| Fort Madison to Dupnitsa | 5,400.24 mi (8,690.85 km) |
| Fort Madison to Elhovo | 5,527.52 mi (8,895.68 km) |
| Fort Madison to Etropole | 5,403.89 mi (8,696.72 km) |
| Fort Madison to Gabrovo | 5,449.23 mi (8,769.70 km) |
| Fort Madison to Gorna Oryahovitsa | 5,448.69 mi (8,768.82 km) |
| Fort Madison to Gotse Delchev | 5,456.78 mi (8,781.83 km) |
| Fort Madison to Harmanli | 5,515.92 mi (8,877.01 km) |
| Fort Madison to Haskovo | 5,504.15 mi (8,858.08 km) |
| Fort Madison to Ihtiman | 5,416.85 mi (8,717.58 km) |
| Fort Madison to Isperih | 5,458.31 mi (8,784.30 km) |
| Fort Madison to Kardzhali | 5,511.26 mi (8,869.51 km) |
