| West Linn to Smolyan | 6,100.06 mi (9,817.10 km) |
| West Linn to Sofia | 6,001.77 mi (9,658.92 km) |
| West Linn to Sopot | 6,032.83 mi (9,708.91 km) |
| West Linn to Sozopol | 6,102.44 mi (9,820.93 km) |
| West Linn to Sredets | 6,097.82 mi (9,813.49 km) |
| West Linn to Stamboliyski | 6,061.65 mi (9,755.28 km) |
| West Linn to Stara Zagora | 6,063.87 mi (9,758.85 km) |
| West Linn to Svilengrad | 6,117.05 mi (9,844.45 km) |
| West Linn to Svishtov | 5,982.32 mi (9,627.61 km) |
| West Linn to Targovishte | 6,028.57 mi (9,702.05 km) |
| West Linn to Teteven | 6,006.45 mi (9,666.44 km) |
| West Linn to Troyan | 6,017.28 mi (9,683.87 km) |
| West Linn to Tryavna | 6,033.22 mi (9,709.52 km) |
| West Linn to Tutrakan | 5,977.60 mi (9,620.02 km) |
| West Linn to Varna | 6,054.41 mi (9,743.62 km) |
