| Morris to Smolyan | 5,347.55 mi (8,606.05 km) |
| Morris to Sofia | 5,243.41 mi (8,438.45 km) |
| Morris to Sopot | 5,297.32 mi (8,525.21 km) |
| Morris to Sozopol | 5,413.76 mi (8,712.60 km) |
| Morris to Sredets | 5,399.50 mi (8,689.65 km) |
| Morris to Stamboliyski | 5,314.65 mi (8,553.10 km) |
| Morris to Stara Zagora | 5,340.26 mi (8,594.31 km) |
| Morris to Svilengrad | 5,392.89 mi (8,679.01 km) |
| Morris to Svishtov | 5,271.55 mi (8,483.75 km) |
| Morris to Targovishte | 5,333.04 mi (8,582.70 km) |
| Morris to Teteven | 5,266.94 mi (8,476.31 km) |
| Morris to Troyan | 5,284.76 mi (8,504.99 km) |
| Morris to Tryavna | 5,313.60 mi (8,551.41 km) |
| Morris to Tutrakan | 5,294.63 mi (8,520.88 km) |
| Morris to Varna | 5,381.19 mi (8,660.19 km) |
