| Sulz am Neckar to Smolyan | 911.80 mi (1,467.40 km) |
| Sulz am Neckar to Sofia | 809.99 mi (1,303.55 km) |
| Sulz am Neckar to Sopot | 872.26 mi (1,403.77 km) |
| Sulz am Neckar to Sozopol | 1,008.82 mi (1,623.54 km) |
| Sulz am Neckar to Sredets | 989.28 mi (1,592.09 km) |
| Sulz am Neckar to Stamboliyski | 882.76 mi (1,420.67 km) |
| Sulz am Neckar to Stara Zagora | 918.98 mi (1,478.95 km) |
| Sulz am Neckar to Svilengrad | 967.78 mi (1,557.50 km) |
| Sulz am Neckar to Svishtov | 864.71 mi (1,391.61 km) |
| Sulz am Neckar to Targovishte | 931.20 mi (1,498.62 km) |
| Sulz am Neckar to Teteven | 841.71 mi (1,354.60 km) |
| Sulz am Neckar to Troyan | 862.29 mi (1,387.72 km) |
| Sulz am Neckar to Tryavna | 896.79 mi (1,443.25 km) |
| Sulz am Neckar to Tutrakan | 907.59 mi (1,460.62 km) |
| Sulz am Neckar to Varna | 991.50 mi (1,595.66 km) |
