| Bank | Indian Overseas Bank |
| State | Puducherry |
| District | Karaikal |
| Branch | Karaikal |
| Branch CODE | 000033 (Last 6 Characters of the IFSC Code) |
| Phone | 222423 |
| ifsc | IOBA0000033 |
| Bank | Indian Overseas Bank |
| State | Puducherry |
| District | Karaikal |
| Branch | Tirunallar |
| Branch CODE | 000261 (Last 6 Characters of the IFSC Code) |
| Phone | 236442 |
| ifsc | IOBA0000261 |
| Bank | Indian Overseas Bank |
| State | Puducherry |
| District | Karaikal |
| Branch | Thirumalaraiyapattinam |
| Branch CODE | 000262 (Last 6 Characters of the IFSC Code) |
| Phone | 233412 |
| ifsc | IOBA0000262 |
| Bank | Indian Overseas Bank |
| State | Puducherry |
| District | Karaikal |
| Branch | Ambagarathur |
| Branch CODE | 000540 (Last 6 Characters of the IFSC Code) |
| Phone | 252225 |
| ifsc | IOBA0000540 |
| Bank | Indian Overseas Bank |
| State | Puducherry |
| District | Karaikal |
| Branch | Nedungadu |
| Branch CODE | 000773 (Last 6 Characters of the IFSC Code) |
| Phone | 261225 |
| ifsc | IOBA0000773 |