| East Lake-Orient Park to Smolyan | 5,751.20 mi (9,255.66 km) |
| East Lake-Orient Park to Sofia | 5,651.14 mi (9,094.63 km) |
| East Lake-Orient Park to Sopot | 5,714.60 mi (9,196.75 km) |
| East Lake-Orient Park to Sozopol | 5,849.75 mi (9,414.26 km) |
| East Lake-Orient Park to Sredets | 5,830.99 mi (9,384.08 km) |
| East Lake-Orient Park to Stamboliyski | 5,723.93 mi (9,211.77 km) |
| East Lake-Orient Park to Stara Zagora | 5,761.38 mi (9,272.05 km) |
| East Lake-Orient Park to Svilengrad | 5,809.91 mi (9,350.15 km) |
| East Lake-Orient Park to Svishtov | 5,705.06 mi (9,181.40 km) |
| East Lake-Orient Park to Targovishte | 5,770.88 mi (9,287.33 km) |
| East Lake-Orient Park to Teteven | 5,684.07 mi (9,147.63 km) |
| East Lake-Orient Park to Troyan | 5,704.69 mi (9,180.81 km) |
| East Lake-Orient Park to Tryavna | 5,738.96 mi (9,235.96 km) |
| East Lake-Orient Park to Tutrakan | 5,742.36 mi (9,241.43 km) |
| East Lake-Orient Park to Varna | 5,828.28 mi (9,379.71 km) |
