Development Administration
| Name |
Total |
| Panchayat Union (Blocks) |
12 |
| Village Panchayat |
403 |
Panchayat Union (Blocks) (12)
| S.No. |
Block Name |
| 1. |
Alwarthirunagari |
| 2. |
Karungulam |
| 3. |
Kayathar |
| 4. |
Kovilpatti |
| 5. |
Ottapidaram |
| 6. |
Pudur |
| 7. |
Sattankulam |
| 8. |
Srivaikundam |
| 9. |
Thoothukudi |
| 10. |
Tiruchendur |
| 11. |
Udangudi |
| 12. |
Vilathikulam |
Panchayat Villages (403)
| S.No. |
Block Name |
Village Panchayat Count |
| 1. |
Alwarthirunagari |
30 |
| 2. |
Karungulam |
31 |
| 3. |
Kayathar |
45 |
| 4. |
Kovilpatti |
38 |
| 5. |
Ottapidaram |
61 |
| 6. |
Pudur |
44 |
| 7. |
Sattankulam |
24 |
| 8. |
Srivaikundam |
31 |
| 9. |
Thoothukudi |
20 |
| 10. |
Tiruchendur |
11 |
| 11. |
Udangudi |
17 |
| 12. |
Vilathikulam |
51 |
