| Florence-Graham to Smolyan | 6,711.48 mi (10,801.09 km) |
| Florence-Graham to Sofia | 6,609.30 mi (10,636.64 km) |
| Florence-Graham to Sopot | 6,649.07 mi (10,700.64 km) |
| Florence-Graham to Sozopol | 6,736.06 mi (10,840.64 km) |
| Florence-Graham to Sredets | 6,728.10 mi (10,827.82 km) |
| Florence-Graham to Stamboliyski | 6,674.34 mi (10,741.31 km) |
| Florence-Graham to Stara Zagora | 6,684.83 mi (10,758.20 km) |
| Florence-Graham to Svilengrad | 6,738.80 mi (10,845.05 km) |
| Florence-Graham to Svishtov | 6,606.24 mi (10,631.71 km) |
| Florence-Graham to Targovishte | 6,658.53 mi (10,715.87 km) |
| Florence-Graham to Teteven | 6,620.79 mi (10,655.13 km) |
| Florence-Graham to Troyan | 6,634.28 mi (10,676.84 km) |
| Florence-Graham to Tryavna | 6,655.01 mi (10,710.20 km) |
| Florence-Graham to Tutrakan | 6,610.85 mi (10,639.13 km) |
| Florence-Graham to Varna | 6,692.30 mi (10,770.22 km) |
