| Sylacauga to Smolyan | 5,665.32 mi (9,117.45 km) |
| Sylacauga to Sofia | 5,562.70 mi (8,952.30 km) |
| Sylacauga to Sopot | 5,622.14 mi (9,047.95 km) |
| Sylacauga to Sozopol | 5,749.42 mi (9,252.79 km) |
| Sylacauga to Sredets | 5,732.65 mi (9,225.81 km) |
| Sylacauga to Stamboliyski | 5,635.25 mi (9,069.06 km) |
| Sylacauga to Stara Zagora | 5,667.44 mi (9,120.86 km) |
| Sylacauga to Svilengrad | 5,718.19 mi (9,202.54 km) |
| Sylacauga to Svishtov | 5,604.96 mi (9,020.31 km) |
| Sylacauga to Targovishte | 5,669.18 mi (9,123.66 km) |
| Sylacauga to Teteven | 5,591.48 mi (8,998.61 km) |
| Sylacauga to Troyan | 5,610.93 mi (9,029.92 km) |
| Sylacauga to Tryavna | 5,642.89 mi (9,081.35 km) |
| Sylacauga to Tutrakan | 5,635.83 mi (9,070.00 km) |
| Sylacauga to Varna | 5,722.60 mi (9,209.64 km) |
