| Zelzate to Sofia | 1,086.59 mi (1,748.71 km) |
| Zelzate to Sopot | 1,144.94 mi (1,842.60 km) |
| Zelzate to Sozopol | 1,274.00 mi (2,050.31 km) |
| Zelzate to Sredets | 1,256.37 mi (2,021.93 km) |
| Zelzate to Stamboliyski | 1,158.84 mi (1,864.97 km) |
| Zelzate to Stara Zagora | 1,190.20 mi (1,915.45 km) |
| Zelzate to Svilengrad | 1,241.01 mi (1,997.21 km) |
| Zelzate to Svishtov | 1,129.23 mi (1,817.32 km) |
| Zelzate to Targovishte | 1,194.39 mi (1,922.18 km) |
| Zelzate to Teteven | 1,114.28 mi (1,793.26 km) |
| Zelzate to Troyan | 1,133.68 mi (1,824.49 km) |
| Zelzate to Tryavna | 1,165.88 mi (1,876.31 km) |
| Zelzate to Tutrakan | 1,164.67 mi (1,874.36 km) |
| Zelzate to Varna | 1,250.73 mi (2,012.86 km) |
| Zelzate to Veliki Preslav | 1,207.32 mi (1,942.99 km) |
