| Croix to Smolyan | 1,201.46 mi (1,933.57 km) |
| Croix to Sofia | 1,098.66 mi (1,768.13 km) |
| Croix to Sopot | 1,158.67 mi (1,864.69 km) |
| Croix to Sozopol | 1,290.51 mi (2,076.88 km) |
| Croix to Sredets | 1,272.23 mi (2,047.46 km) |
| Croix to Stamboliyski | 1,171.21 mi (1,884.88 km) |
| Croix to Stara Zagora | 1,204.53 mi (1,938.51 km) |
| Croix to Svilengrad | 1,254.63 mi (2,019.13 km) |
| Croix to Svishtov | 1,145.74 mi (1,843.90 km) |
| Croix to Targovishte | 1,211.42 mi (1,949.59 km) |
| Croix to Teteven | 1,128.01 mi (1,815.35 km) |
| Croix to Troyan | 1,147.88 mi (1,847.33 km) |
| Croix to Tryavna | 1,180.95 mi (1,900.55 km) |
| Croix to Tutrakan | 1,183.42 mi (1,904.53 km) |
| Croix to Varna | 1,269.02 mi (2,042.29 km) |
