| Pueblo West to Smolyan | 6,063.06 mi (9,757.55 km) |
| Pueblo West to Sofia | 5,959.08 mi (9,590.22 km) |
| Pueblo West to Sopot | 6,006.00 mi (9,665.73 km) |
| Pueblo West to Sozopol | 6,108.02 mi (9,829.90 km) |
| Pueblo West to Sredets | 6,096.93 mi (9,812.06 km) |
| Pueblo West to Stamboliyski | 6,027.66 mi (9,700.58 km) |
| Pueblo West to Stara Zagora | 6,045.54 mi (9,729.36 km) |
| Pueblo West to Svilengrad | 6,099.34 mi (9,815.93 km) |
| Pueblo West to Svishtov | 5,971.02 mi (9,609.44 km) |
| Pueblo West to Targovishte | 6,028.23 mi (9,701.50 km) |
| Pueblo West to Teteven | 5,976.47 mi (9,618.19 km) |
| Pueblo West to Troyan | 5,992.16 mi (9,643.45 km) |
| Pueblo West to Tryavna | 6,016.99 mi (9,683.40 km) |
| Pueblo West to Tutrakan | 5,984.58 mi (9,631.25 km) |
| Pueblo West to Varna | 6,069.27 mi (9,767.55 km) |
