| Commerce City to Smolyan | 5,981.17 mi (9,625.76 km) |
| Commerce City to Sofia | 5,877.34 mi (9,458.66 km) |
| Commerce City to Sopot | 5,923.34 mi (9,532.70 km) |
| Commerce City to Sozopol | 6,023.55 mi (9,693.97 km) |
| Commerce City to Sredets | 6,012.83 mi (9,676.72 km) |
| Commerce City to Stamboliyski | 5,945.50 mi (9,568.35 km) |
| Commerce City to Stara Zagora | 5,962.43 mi (9,595.60 km) |
| Commerce City to Svilengrad | 6,016.29 mi (9,682.28 km) |
| Commerce City to Svishtov | 5,887.32 mi (9,474.73 km) |
| Commerce City to Targovishte | 5,943.97 mi (9,565.89 km) |
| Commerce City to Teteven | 5,893.95 mi (9,485.39 km) |
| Commerce City to Troyan | 5,909.36 mi (9,510.20 km) |
| Commerce City to Tryavna | 5,933.68 mi (9,549.34 km) |
| Commerce City to Tutrakan | 5,899.79 mi (9,494.79 km) |
| Commerce City to Varna | 5,984.17 mi (9,630.59 km) |
