| Federal Heights to Devnya | 5,979.05 mi (9,622.36 km) |
| Federal Heights to Dimitrovgrad | 5,987.52 mi (9,635.99 km) |
| Federal Heights to Dobrich | 5,966.66 mi (9,602.42 km) |
| Federal Heights to Dospat | 5,966.32 mi (9,601.86 km) |
| Federal Heights to Dupnitsa | 5,899.99 mi (9,495.12 km) |
| Federal Heights to Elhovo | 6,009.66 mi (9,671.61 km) |
| Federal Heights to Etropole | 5,895.65 mi (9,488.14 km) |
| Federal Heights to Gabrovo | 5,933.81 mi (9,549.54 km) |
| Federal Heights to Gorna Oryahovitsa | 5,929.70 mi (9,542.94 km) |
| Federal Heights to Gotse Delchev | 5,957.54 mi (9,587.74 km) |
| Federal Heights to Harmanli | 6,003.05 mi (9,660.97 km) |
| Federal Heights to Haskovo | 5,993.07 mi (9,644.92 km) |
| Federal Heights to Ihtiman | 5,911.96 mi (9,514.39 km) |
| Federal Heights to Isperih | 5,929.71 mi (9,542.94 km) |
| Federal Heights to Kardzhali | 6,002.93 mi (9,660.78 km) |
