Electronic addresses of communication tax platforms in the regions:
| № | Region |
|
| 1. | Main Directorate of the STS in Vinnytsia region | |
| 2. | Main Directorate of the STS in Volyn region | |
| 3. | Main Directorate of the STS in Dnipropetrovsk region | |
| 4. | Main Directorate of the STS in Donetsk region | |
| 5. | Main Directorate of the STS in Zhytomyr region | |
| 6. | Main Directorate of the STS in Trans-carpathian region | |
| 7. | Main Directorate of the STS in Zaporizhzhia region | |
| 8. | Main Directorate of the STS in Ivano-Frankivsk region | |
| 9. | Main Directorate of the STS in Kyiv region | |
| 10. | Main Directorate of the STS in Kirovohrad region | |
| 11. | Main Directorate of the STS in Luhansk region | |
| 12. | Main Directorate of the STS in Lviv region | |
| 13. | Main Directorate of the STS in Mykolaiv region | |
| 14. | Main Directorate of the STS in Odesa region | |
| 15. | Main Directorate of the STS in Poltava region | |
| 16. | Main Directorate of the STS in Rivne region | |
| 17. | Main Directorate of the STS in Sumy region | |
| 18. | Main Directorate of the STS in Ternopil region | |
| 19. | Main Directorate of the STS in Kharkiv region | |
| 20. | Main Directorate of the STS in Kherson region, the Autonomous Republic of Crimea and Sevastopol city | |
| 21. | Main Directorate of the STS in Khmelnytskyi region | |
| 22. | Main Directorate of the STS in Cherkasy region | |
| 23. | Main Directorate of the STS in Chernivtsi region | |
| 24. | Main Directorate of the STS in Chernihiv region | |
| 25. | Main Directorate of the STS in Kyiv city | |
| 26. | Central Interregional Directorate of the STS for work with large taxpayers | |
| 27. | Eastern Interregional Directorate of the STS for work with large taxpayers | |
| 28. | Western Interregional Directorate of the STS for work with large taxpayers | |
| 29. | Southern Interregional Directorate of the STS for work with large taxpayers | |
| 30. | Northern Interregional Directorate of the STS for work with large taxpayers |