| Gembloux to Dimitrovgrad | 1,152.92 mi (1,855.44 km) |
| Gembloux to Dobrich | 1,185.60 mi (1,908.04 km) |
| Gembloux to Dospat | 1,113.00 mi (1,791.20 km) |
| Gembloux to Dupnitsa | 1,044.43 mi (1,680.84 km) |
| Gembloux to Elhovo | 1,187.46 mi (1,911.03 km) |
| Gembloux to Etropole | 1,055.25 mi (1,698.26 km) |
| Gembloux to Gabrovo | 1,108.20 mi (1,783.48 km) |
| Gembloux to Gorna Oryahovitsa | 1,112.68 mi (1,790.68 km) |
| Gembloux to Gotse Delchev | 1,099.73 mi (1,769.85 km) |
| Gembloux to Harmanli | 1,170.03 mi (1,882.98 km) |
| Gembloux to Haskovo | 1,156.54 mi (1,861.27 km) |
| Gembloux to Ihtiman | 1,064.62 mi (1,713.34 km) |
| Gembloux to Isperih | 1,137.79 mi (1,831.09 km) |
| Gembloux to Kardzhali | 1,160.71 mi (1,867.98 km) |
| Gembloux to Karlovo | 1,095.85 mi (1,763.60 km) |
