| West Rancho Dominguez to Smolyan | 6,715.94 mi (10,808.27 km) |
| West Rancho Dominguez to Sofia | 6,613.76 mi (10,643.82 km) |
| West Rancho Dominguez to Sopot | 6,653.54 mi (10,707.83 km) |
| West Rancho Dominguez to Sozopol | 6,740.55 mi (10,847.87 km) |
| West Rancho Dominguez to Sredets | 6,732.58 mi (10,835.04 km) |
| West Rancho Dominguez to Stamboliyski | 6,678.80 mi (10,748.50 km) |
| West Rancho Dominguez to Stara Zagora | 6,689.31 mi (10,765.40 km) |
| West Rancho Dominguez to Svilengrad | 6,743.27 mi (10,852.25 km) |
| West Rancho Dominguez to Svishtov | 6,610.72 mi (10,638.92 km) |
| West Rancho Dominguez to Targovishte | 6,663.02 mi (10,723.09 km) |
| West Rancho Dominguez to Teteven | 6,625.26 mi (10,662.32 km) |
| West Rancho Dominguez to Troyan | 6,638.75 mi (10,684.03 km) |
| West Rancho Dominguez to Tryavna | 6,659.49 mi (10,717.41 km) |
| West Rancho Dominguez to Tutrakan | 6,615.34 mi (10,646.36 km) |
| West Rancho Dominguez to Varna | 6,696.80 mi (10,777.46 km) |
