| Mastic Beach to Smolyan | 4,764.42 mi (7,667.59 km) |
| Mastic Beach to Sofia | 4,662.32 mi (7,503.28 km) |
| Mastic Beach to Sopot | 4,722.87 mi (7,600.72 km) |
| Mastic Beach to Sozopol | 4,852.63 mi (7,809.56 km) |
| Mastic Beach to Sredets | 4,835.22 mi (7,781.54 km) |
| Mastic Beach to Stamboliyski | 4,735.00 mi (7,620.25 km) |
| Mastic Beach to Stara Zagora | 4,768.63 mi (7,674.38 km) |
| Mastic Beach to Svilengrad | 4,818.83 mi (7,755.16 km) |
| Mastic Beach to Svishtov | 4,707.93 mi (7,576.68 km) |
| Mastic Beach to Targovishte | 4,772.74 mi (7,680.98 km) |
| Mastic Beach to Teteven | 4,692.21 mi (7,551.38 km) |
| Mastic Beach to Troyan | 4,712.01 mi (7,583.25 km) |
| Mastic Beach to Tryavna | 4,744.67 mi (7,635.81 km) |
| Mastic Beach to Tutrakan | 4,740.99 mi (7,629.89 km) |
| Mastic Beach to Varna | 4,827.57 mi (7,769.23 km) |
