| Street to Smolyan | 1,453.41 mi (2,339.04 km) |
| Street to Sofia | 1,351.49 mi (2,175.02 km) |
| Street to Sopot | 1,413.06 mi (2,274.10 km) |
| Street to Sozopol | 1,546.99 mi (2,489.63 km) |
| Street to Sredets | 1,528.27 mi (2,459.51 km) |
| Street to Stamboliyski | 1,424.24 mi (2,292.09 km) |
| Street to Stara Zagora | 1,459.40 mi (2,348.68 km) |
| Street to Svilengrad | 1,508.80 mi (2,428.18 km) |
| Street to Svishtov | 1,402.32 mi (2,256.82 km) |
| Street to Targovishte | 1,468.27 mi (2,362.95 km) |
| Street to Teteven | 1,382.44 mi (2,224.83 km) |
| Street to Troyan | 1,402.70 mi (2,257.43 km) |
| Street to Tryavna | 1,436.46 mi (2,311.75 km) |
| Street to Tutrakan | 1,441.13 mi (2,319.28 km) |
| Street to Varna | 1,526.50 mi (2,456.66 km) |
