The Area Codes of Bulgaria:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Samokov | 0722 (+359722) |
| 2. | Sandanski | 0746 (+359746) |
| 3. | Sapareva Banya | 0707 (+359707) |
| 4. | Sevlievo | 0675 (+359675) |
| 5. | Shumen | 053 (+35953) |
| 6. | Shumen | 054 (+35954) |
| 7. | Silistra | 086 (+35986) |
| 8. | Sinemorets | 0550 (+359550) |
| 9. | Sliven | 044 (+35944) |
| 10. | Sliven | 045 (+35945) |
| 11. | Smolyan | 030 (+35930) |
| 12. | Sofia | 02 (+3592) |
| 13. | Sofia | 071 (+35971) |
| 14. | Stara Zagora | 041 (+35941) |
| 15. | Stara Zagora | 042 (+35942) |
| 16. | Stara Zagora | 043 (+35943) |
| 17. | Svilengrad | 0379 (+359379) |
| 18. | Svishtov | 0631 (+359631) |
| 19. | Svoge | 0726 (+359726) |