| Nort-sur-Erdre to Smolyan | 1,345.33 mi (2,165.10 km) |
| Nort-sur-Erdre to Sofia | 1,249.05 mi (2,010.15 km) |
| Nort-sur-Erdre to Sopot | 1,316.50 mi (2,118.70 km) |
| Nort-sur-Erdre to Sozopol | 1,460.51 mi (2,350.47 km) |
| Nort-sur-Erdre to Sredets | 1,439.05 mi (2,315.93 km) |
| Nort-sur-Erdre to Stamboliyski | 1,321.12 mi (2,126.14 km) |
| Nort-sur-Erdre to Stara Zagora | 1,364.46 mi (2,195.89 km) |
| Nort-sur-Erdre to Svilengrad | 1,409.38 mi (2,268.17 km) |
| Nort-sur-Erdre to Svishtov | 1,319.17 mi (2,123.00 km) |
| Nort-sur-Erdre to Targovishte | 1,386.03 mi (2,230.60 km) |
| Nort-sur-Erdre to Teteven | 1,286.70 mi (2,070.75 km) |
| Nort-sur-Erdre to Troyan | 1,308.57 mi (2,105.94 km) |
| Nort-sur-Erdre to Tryavna | 1,345.53 mi (2,165.43 km) |
| Nort-sur-Erdre to Tutrakan | 1,367.95 mi (2,201.50 km) |
| Nort-sur-Erdre to Varna | 1,449.18 mi (2,332.24 km) |
