| Tomball to Smolyan | 6,194.21 mi (9,968.62 km) |
| Tomball to Sofia | 6,090.58 mi (9,801.84 km) |
| Tomball to Sopot | 6,147.10 mi (9,892.81 km) |
| Tomball to Sozopol | 6,268.41 mi (10,088.04 km) |
| Tomball to Sredets | 6,253.09 mi (10,063.37 km) |
| Tomball to Stamboliyski | 6,162.56 mi (9,917.68 km) |
| Tomball to Stara Zagora | 6,191.17 mi (9,963.72 km) |
| Tomball to Svilengrad | 6,243.07 mi (10,047.25 km) |
| Tomball to Svishtov | 6,125.02 mi (9,857.26 km) |
| Tomball to Targovishte | 6,187.75 mi (9,958.22 km) |
| Tomball to Teteven | 6,116.54 mi (9,843.62 km) |
| Tomball to Troyan | 6,135.12 mi (9,873.52 km) |
| Tomball to Tryavna | 6,165.38 mi (9,922.22 km) |
| Tomball to Tutrakan | 6,151.31 mi (9,899.58 km) |
| Tomball to Varna | 6,238.11 mi (10,039.26 km) |
