| North Valley Stream to Smolyan | 4,804.02 mi (7,731.32 km) |
| North Valley Stream to Sofia | 4,701.78 mi (7,566.78 km) |
| North Valley Stream to Sopot | 4,762.08 mi (7,663.82 km) |
| North Valley Stream to Sozopol | 4,891.33 mi (7,871.84 km) |
| North Valley Stream to Sredets | 4,874.05 mi (7,844.02 km) |
| North Valley Stream to Stamboliyski | 4,774.44 mi (7,683.72 km) |
| North Valley Stream to Stara Zagora | 4,807.74 mi (7,737.31 km) |
| North Valley Stream to Svilengrad | 4,858.07 mi (7,818.30 km) |
| North Valley Stream to Svishtov | 4,746.66 mi (7,639.01 km) |
| North Valley Stream to Targovishte | 4,811.36 mi (7,743.14 km) |
| North Valley Stream to Teteven | 4,731.42 mi (7,614.48 km) |
| North Valley Stream to Troyan | 4,751.14 mi (7,646.22 km) |
| North Valley Stream to Tryavna | 4,783.65 mi (7,698.54 km) |
| North Valley Stream to Tutrakan | 4,779.31 mi (7,691.55 km) |
| North Valley Stream to Varna | 4,865.93 mi (7,830.96 km) |
