| Massillon to Smolyan | 5,114.35 mi (8,230.75 km) |
| Massillon to Sofia | 5,010.90 mi (8,064.26 km) |
| Massillon to Sopot | 5,068.17 mi (8,156.43 km) |
| Massillon to Sozopol | 5,191.37 mi (8,354.71 km) |
| Massillon to Sredets | 5,175.55 mi (8,329.25 km) |
| Massillon to Stamboliyski | 5,083.04 mi (8,180.36 km) |
| Massillon to Stara Zagora | 5,112.59 mi (8,227.92 km) |
| Massillon to Svilengrad | 5,164.20 mi (8,310.98 km) |
| Massillon to Svishtov | 5,047.54 mi (8,123.23 km) |
| Massillon to Targovishte | 5,110.81 mi (8,225.05 km) |
| Massillon to Teteven | 5,037.56 mi (8,107.18 km) |
| Massillon to Troyan | 5,056.39 mi (8,137.47 km) |
| Massillon to Tryavna | 5,087.16 mi (8,186.99 km) |
| Massillon to Tutrakan | 5,075.48 mi (8,168.20 km) |
| Massillon to Varna | 5,162.32 mi (8,307.95 km) |
