| Post Office | KARAIKUDI |
| Post Office Type | HEAD OFFICE |
| District | SIVAGANGA |
| State | TAMIL NADU |
| PIN Code | 630001 |
| Contact Address | Postmaster, Post Office KARAIKUDI (HEAD OFFICE), SIVAGANGA, TAMIL NADU (TN), India (IN), Pin Code: 630001 |
| Delivery Status | ✔ DELIVERY |
| Postal Taluk | KARAIKUDI |
| Postal Division | Karaikudi Division |
| Postal Region | Southern Region, Madurai |
| Postal Circle | TAMIL NADU |
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