| Tullamore to Smolyan | 1,687.89 mi (2,716.40 km) |
| Tullamore to Sofia | 1,584.83 mi (2,550.53 km) |
| Tullamore to Sopot | 1,643.85 mi (2,645.53 km) |
| Tullamore to Sozopol | 1,772.89 mi (2,853.19 km) |
| Tullamore to Sredets | 1,755.40 mi (2,825.05 km) |
| Tullamore to Stamboliyski | 1,657.25 mi (2,667.08 km) |
| Tullamore to Stara Zagora | 1,689.25 mi (2,718.58 km) |
| Tullamore to Svilengrad | 1,739.91 mi (2,800.12 km) |
| Tullamore to Svishtov | 1,628.15 mi (2,620.25 km) |
| Tullamore to Targovishte | 1,693.12 mi (2,724.82 km) |
| Tullamore to Teteven | 1,613.19 mi (2,596.18 km) |
| Tullamore to Troyan | 1,632.70 mi (2,627.58 km) |
| Tullamore to Tryavna | 1,664.98 mi (2,679.53 km) |
| Tullamore to Tutrakan | 1,662.49 mi (2,675.52 km) |
| Tullamore to Varna | 1,748.81 mi (2,814.43 km) |
