| 1. |
Agriculture and Farmers Welfare Department |
| 2. |
Agricultural Engineering Department |
| 3. |
AD Mines |
| 4. |
District Backward Classes and Minorities Welfare Office(DBCWO) |
| 5. |
District Differently Abled Welfare Office |
| 6. |
District Industries Centre(DIC) |
| 7. |
District Supply and Consumer Protection Office |
| 8. |
Tamil Nadu Civil Supplies Corporation |
| 9. |
Election Department |
| 10. |
District Rural Development Agency(DRDA) |
| 11. |
Social Welfare and Women Empowerment Department |
| 12. |
School Education Department |
| 13. |
Health and Family Welfare Department |
| 14. |
Revenue Divisional Office Thiruvarur |
| 15. |
Revenue Divisional Office Mannargudi |
| 16. |
Regional Transport Office Thiruvarur |
| 17. |
EX-Servicemen Welfare Office |
| 18. |
National Highways(LA) |
| 19. |
Divisional Highways |
| 20. |
Assistant Director(Audit) |
| 21. |
Animal Husbandry, Dairying, Fisheries and Fishermen Welfare Department |
| 22. |
Labour Welfare and Skill Development Department |
| 23. |
Tamil Nadu Arasu Cable TV Corporation LTD (TACTV) |
| 24. |
Tamilnadu Agricultural Marketing and Agri Business Department |
| 25. |
Department Of Medical and Rural Health Services |
| 26. |
Tamil Nadu State Transport Corporation (TNSTC) |
| 27. |
Noon Meal Programme |
| 28. |
Youth Welfare And Sports Development Department |
| 29. |
Department of Horticulture and Plantation Crops |
| 30. |
District Employment Office |
| 31. |
Tamil Nadu ADI Dravidar Housing and Development Corporation(TAHDCO) |
| 32. |
PO (ICDS) |
| 33. |
District ADI Dravidar and Tribal Welfare Office |
| 34. |
TamilNadu Pollution Control Board |
| 35. |
District Town and Country Planning Office |