| Shoreline to Smolyan | 5,943.44 mi (9,565.05 km) |
| Shoreline to Sofia | 5,845.65 mi (9,407.66 km) |
| Shoreline to Sopot | 5,875.81 mi (9,456.21 km) |
| Shoreline to Sozopol | 5,943.71 mi (9,565.48 km) |
| Shoreline to Sredets | 5,939.40 mi (9,558.53 km) |
| Shoreline to Stamboliyski | 5,904.95 mi (9,503.10 km) |
| Shoreline to Stara Zagora | 5,906.36 mi (9,505.36 km) |
| Shoreline to Svilengrad | 5,959.42 mi (9,590.76 km) |
| Shoreline to Svishtov | 5,824.61 mi (9,373.80 km) |
| Shoreline to Targovishte | 5,870.24 mi (9,447.24 km) |
| Shoreline to Teteven | 5,849.64 mi (9,414.09 km) |
| Shoreline to Troyan | 5,860.20 mi (9,431.08 km) |
| Shoreline to Tryavna | 5,875.65 mi (9,455.95 km) |
| Shoreline to Tutrakan | 5,819.01 mi (9,364.80 km) |
| Shoreline to Varna | 5,895.33 mi (9,487.61 km) |
