| Citrus Heights to Smolyan | 6,491.73 mi (10,447.43 km) |
| Citrus Heights to Sofia | 6,391.40 mi (10,285.97 km) |
| Citrus Heights to Sopot | 6,426.56 mi (10,342.55 km) |
| Citrus Heights to Sozopol | 6,504.27 mi (10,467.61 km) |
| Citrus Heights to Sredets | 6,498.12 mi (10,457.71 km) |
| Citrus Heights to Stamboliyski | 6,453.81 mi (10,386.41 km) |
| Citrus Heights to Stara Zagora | 6,459.84 mi (10,396.11 km) |
| Citrus Heights to Svilengrad | 6,513.51 mi (10,482.48 km) |
| Citrus Heights to Svishtov | 6,379.46 mi (10,266.75 km) |
| Citrus Heights to Targovishte | 6,428.57 mi (10,345.79 km) |
| Citrus Heights to Teteven | 6,399.24 mi (10,298.59 km) |
| Citrus Heights to Troyan | 6,411.32 mi (10,318.03 km) |
| Citrus Heights to Tryavna | 6,429.50 mi (10,347.28 km) |
| Citrus Heights to Tutrakan | 6,378.99 mi (10,265.99 km) |
| Citrus Heights to Varna | 6,458.06 mi (10,393.25 km) |
