| Challans to Devnya | 1,450.64 mi (2,334.57 km) |
| Challans to Dimitrovgrad | 1,387.52 mi (2,233.01 km) |
| Challans to Dobrich | 1,455.04 mi (2,341.67 km) |
| Challans to Dospat | 1,331.21 mi (2,142.38 km) |
| Challans to Dupnitsa | 1,264.80 mi (2,035.50 km) |
| Challans to Elhovo | 1,429.98 mi (2,301.34 km) |
| Challans to Etropole | 1,291.52 mi (2,078.50 km) |
| Challans to Gabrovo | 1,353.64 mi (2,178.47 km) |
| Challans to Gorna Oryahovitsa | 1,364.43 mi (2,195.83 km) |
| Challans to Gotse Delchev | 1,313.26 mi (2,113.49 km) |
| Challans to Harmanli | 1,404.86 mi (2,260.91 km) |
| Challans to Haskovo | 1,389.15 mi (2,235.62 km) |
| Challans to Ihtiman | 1,293.06 mi (2,080.98 km) |
| Challans to Isperih | 1,404.41 mi (2,260.18 km) |
| Challans to Kardzhali | 1,387.65 mi (2,233.21 km) |
