| Lake Norman of Catawba to Smolyan | 5,332.41 mi (8,581.69 km) |
| Lake Norman of Catawba to Sofia | 5,230.24 mi (8,417.26 km) |
| Lake Norman of Catawba to Sopot | 5,290.62 mi (8,514.43 km) |
| Lake Norman of Catawba to Sozopol | 5,419.87 mi (8,722.43 km) |
| Lake Norman of Catawba to Sredets | 5,402.60 mi (8,694.65 km) |
| Lake Norman of Catawba to Stamboliyski | 5,302.91 mi (8,534.21 km) |
| Lake Norman of Catawba to Stara Zagora | 5,336.30 mi (8,587.95 km) |
| Lake Norman of Catawba to Svilengrad | 5,386.61 mi (8,668.90 km) |
| Lake Norman of Catawba to Svishtov | 5,275.20 mi (8,489.62 km) |
| Lake Norman of Catawba to Targovishte | 5,339.88 mi (8,593.70 km) |
| Lake Norman of Catawba to Teteven | 5,259.96 mi (8,465.09 km) |
| Lake Norman of Catawba to Troyan | 5,279.70 mi (8,496.85 km) |
| Lake Norman of Catawba to Tryavna | 5,312.22 mi (8,549.19 km) |
| Lake Norman of Catawba to Tutrakan | 5,307.70 mi (8,541.91 km) |
| Lake Norman of Catawba to Varna | 5,394.34 mi (8,681.36 km) |
