| Grove City to Smolyan | 5,217.21 mi (8,396.29 km) |
| Grove City to Sofia | 5,113.73 mi (8,229.76 km) |
| Grove City to Sopot | 5,170.91 mi (8,321.77 km) |
| Grove City to Sozopol | 5,293.88 mi (8,519.67 km) |
| Grove City to Sredets | 5,278.12 mi (8,494.31 km) |
| Grove City to Stamboliyski | 5,185.85 mi (8,345.83 km) |
| Grove City to Stara Zagora | 5,215.29 mi (8,393.19 km) |
| Grove City to Svilengrad | 5,266.93 mi (8,476.31 km) |
| Grove City to Svishtov | 5,150.09 mi (8,288.27 km) |
| Grove City to Targovishte | 5,213.30 mi (8,389.99 km) |
| Grove City to Teteven | 5,140.31 mi (8,272.52 km) |
| Grove City to Troyan | 5,159.10 mi (8,302.77 km) |
| Grove City to Tryavna | 5,189.80 mi (8,352.18 km) |
| Grove City to Tutrakan | 5,177.84 mi (8,332.92 km) |
| Grove City to Varna | 5,264.67 mi (8,472.67 km) |
