| Sileby to Devnya | 1,466.92 mi (2,360.77 km) |
| Sileby to Dimitrovgrad | 1,438.47 mi (2,315.00 km) |
| Sileby to Dobrich | 1,463.42 mi (2,355.15 km) |
| Sileby to Dospat | 1,400.78 mi (2,254.34 km) |
| Sileby to Dupnitsa | 1,332.29 mi (2,144.11 km) |
| Sileby to Elhovo | 1,471.49 mi (2,368.13 km) |
| Sileby to Etropole | 1,341.14 mi (2,158.35 km) |
| Sileby to Gabrovo | 1,392.23 mi (2,240.58 km) |
| Sileby to Gorna Oryahovitsa | 1,395.45 mi (2,245.75 km) |
| Sileby to Gotse Delchev | 1,387.99 mi (2,233.75 km) |
| Sileby to Harmanli | 1,455.45 mi (2,342.33 km) |
| Sileby to Haskovo | 1,442.37 mi (2,321.26 km) |
| Sileby to Ihtiman | 1,351.50 mi (2,175.03 km) |
| Sileby to Isperih | 1,416.83 mi (2,280.16 km) |
| Sileby to Kardzhali | 1,447.29 mi (2,329.19 km) |
