| Zelzate to Karnobat | 1,235.79 mi (1,988.81 km) |
| Zelzate to Kavarna | 1,259.65 mi (2,027.21 km) |
| Zelzate to Kazanlak | 1,172.37 mi (1,886.75 km) |
| Zelzate to Knezha | 1,082.53 mi (1,742.17 km) |
| Zelzate to Kostinbrod | 1,077.04 mi (1,733.33 km) |
| Zelzate to Kozloduy | 1,056.85 mi (1,700.83 km) |
| Zelzate to Kyustendil | 1,080.12 mi (1,738.29 km) |
| Zelzate to Levski | 1,130.46 mi (1,819.29 km) |
| Zelzate to Lom | 1,035.16 mi (1,665.92 km) |
| Zelzate to Lovech | 1,123.17 mi (1,807.56 km) |
| Zelzate to Lukovit | 1,098.33 mi (1,767.59 km) |
| Zelzate to Lyaskovets | 1,165.04 mi (1,874.95 km) |
| Zelzate to Mezdra | 1,081.80 mi (1,740.98 km) |
| Zelzate to Momchilgrad | 1,220.33 mi (1,963.94 km) |
| Zelzate to Montana | 1,051.88 mi (1,692.84 km) |
