| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Szilisztra | city | Silistra | Bulgaria | 44.12 | 27.27 | 22 | 36903 |
| Szmoljan | city | Smolyan | Bulgaria | 41.59 | 24.69 | 3349 | 22377 |
| Szumen | city | Shumen | Bulgaria | 43.28 | 26.93 | 830 | 50935 |
| Szvistov | city | Veliko Tarnovo | Bulgaria | 43.62 | 25.35 | 3 | 38503 |
| Szófia | city | Sofia-Grad | Bulgaria | 42.68 | 23.32 | 1942 | 140932 |