| Sunnyside to Smolyan | 5,987.48 mi (9,635.92 km) |
| Sunnyside to Sofia | 5,888.45 mi (9,476.55 km) |
| Sunnyside to Sopot | 5,920.95 mi (9,528.85 km) |
| Sunnyside to Sozopol | 5,993.61 mi (9,645.78 km) |
| Sunnyside to Sredets | 5,988.39 mi (9,637.38 km) |
| Sunnyside to Stamboliyski | 5,949.23 mi (9,574.36 km) |
| Sunnyside to Stara Zagora | 5,952.81 mi (9,580.12 km) |
| Sunnyside to Svilengrad | 6,006.19 mi (9,666.03 km) |
| Sunnyside to Svishtov | 5,871.65 mi (9,449.51 km) |
| Sunnyside to Targovishte | 5,919.00 mi (9,525.71 km) |
| Sunnyside to Teteven | 5,894.22 mi (9,485.83 km) |
| Sunnyside to Troyan | 5,905.50 mi (9,503.98 km) |
| Sunnyside to Tryavna | 5,922.25 mi (9,530.95 km) |
| Sunnyside to Tutrakan | 5,868.54 mi (9,444.51 km) |
| Sunnyside to Varna | 5,946.28 mi (9,569.61 km) |
