| Two Rivers to Smolyan | 5,181.77 mi (8,339.25 km) |
| Two Rivers to Sofia | 5,077.51 mi (8,171.46 km) |
| Two Rivers to Sopot | 5,130.08 mi (8,256.06 km) |
| Two Rivers to Sozopol | 5,243.93 mi (8,439.29 km) |
| Two Rivers to Sredets | 5,230.24 mi (8,417.25 km) |
| Two Rivers to Stamboliyski | 5,148.30 mi (8,285.40 km) |
| Two Rivers to Stara Zagora | 5,172.41 mi (8,324.19 km) |
| Two Rivers to Svilengrad | 5,225.35 mi (8,409.38 km) |
| Two Rivers to Svishtov | 5,102.48 mi (8,211.66 km) |
| Two Rivers to Targovishte | 5,163.26 mi (8,309.47 km) |
| Two Rivers to Teteven | 5,099.82 mi (8,207.36 km) |
| Two Rivers to Troyan | 5,117.24 mi (8,235.41 km) |
| Two Rivers to Tryavna | 5,145.34 mi (8,280.62 km) |
| Two Rivers to Tutrakan | 5,123.84 mi (8,246.02 km) |
| Two Rivers to Varna | 5,210.19 mi (8,384.99 km) |
