| Kazlu Ruda to Devnya | 817.58 mi (1,315.76 km) |
| Kazlu Ruda to Dimitrovgrad | 882.65 mi (1,420.49 km) |
| Kazlu Ruda to Dobrich | 796.72 mi (1,282.20 km) |
| Kazlu Ruda to Dospat | 905.63 mi (1,457.47 km) |
| Kazlu Ruda to Dupnitsa | 862.80 mi (1,388.55 km) |
| Kazlu Ruda to Elhovo | 880.48 mi (1,417.00 km) |
| Kazlu Ruda to Etropole | 823.67 mi (1,325.57 km) |
| Kazlu Ruda to Gabrovo | 825.21 mi (1,328.05 km) |
| Kazlu Ruda to Gorna Oryahovitsa | 808.72 mi (1,301.50 km) |
| Kazlu Ruda to Gotse Delchev | 910.94 mi (1,466.02 km) |
| Kazlu Ruda to Harmanli | 892.24 mi (1,435.93 km) |
| Kazlu Ruda to Haskovo | 890.52 mi (1,433.15 km) |
| Kazlu Ruda to Ihtiman | 850.84 mi (1,369.29 km) |
| Kazlu Ruda to Isperih | 776.79 mi (1,250.12 km) |
| Kazlu Ruda to Kardzhali | 909.11 mi (1,463.07 km) |
