Postal
| SNo. |
Name of Post Office |
Pin Code |
Type of Office |
| 1. |
Akkaraivattam |
609 604 |
Branch Office |
| 2. |
Ambagrathur |
609 601 |
Sub-Office |
| 3. |
Dharmapuram |
609 602 |
Branch Office |
| 4. |
Karaikal Bazaar |
609 602 |
Sub-Office |
| 5. |
Karaikal Main |
609 602 |
Main Sub-Office |
| 6. |
Karaikal South |
609 602 |
Sub-Office |
| 7. |
Karaikalmedu |
609 605 |
Branch Office |
| 8. |
Karaikoilpathu |
609 605 |
Branch Office |
| 9. |
Karukkangudi |
609 607 |
Branch Office |
| 10. |
Kottucherry |
609 609 |
Sub-Office |
| 11. |
Kurumbagaram |
609 603 |
Branch Office |
| 12. |
Madagadi |
609 602 |
Branch Office |
| 13. |
Melakasakudi |
609 603 |
Branch Office |
| 14. |
Nallambal |
609 601 |
Branch Office |
| 15. |
Nallathur |
609 603 |
Branch Office |
| 16. |
Nedungadu |
609 603 |
Sub-Office |
| 17. |
Neravy |
609 604 |
Sub-Office |
| 18. |
Sethur |
609 601 |
Sub-Office |
| 19. |
Sellur |
609 607 |
Branch Office |
| 20. |
Sorakkudi |
609 607 |
Branch Office |
| 21. |
T.R.Pattinam South |
609 606 |
Branch Office |
| 22. |
Thalatheru |
609 605 |
Sub-Office |
| 23. |
T.R.Pattinam |
609 606 |
Sub-Office |
| 24. |
Thirunallar |
609 607 |
Sub-Office |
| 25. |
Thiruvettakudy |
609 609 |
Branch Office |
| 26. |
Varichikudy |
609 609 |
Branch-Office |
| 27. |
Vizhithiyur |
609 607 |
Branch Office |
