| Bank | Indian Overseas Bank |
| State | Tamil Nadu |
| District | Coimbatore |
| Branch | Coimbatore Main |
| Branch CODE | 000020 (Last 6 Characters of the IFSC Code) |
| Phone | 2398190 |
| ifsc | IOBA0000020 |
| Bank | Indian Overseas Bank |
| State | Tamil Nadu |
| District | Cuddalore |
| Branch | Cuddalore |
| Branch CODE | 000021 (Last 6 Characters of the IFSC Code) |
| Phone | 238135 |
| ifsc | IOBA0000021 |
| Bank | Indian Overseas Bank |
| State | Odisha |
| District | Cuttack |
| Branch | Cuttack |
| Branch CODE | 000022 (Last 6 Characters of the IFSC Code) |
| Phone | 2304343 |
| ifsc | IOBA0000022 |
| Bank | Indian Overseas Bank |
| State | Tamil Nadu |
| District | Sivaganga |
| Branch | Devakottai |
| Branch CODE | 000023 (Last 6 Characters of the IFSC Code) |
| Phone | 272281 |
| ifsc | IOBA0000023 |
| Bank | Indian Overseas Bank |
| State | Kerala |
| District | Ernakulam |
| Branch | Ernakulam |
| Branch CODE | 000024 (Last 6 Characters of the IFSC Code) |
| Phone | 2384395 |
| ifsc | IOBA0000024 |
| Bank | Indian Overseas Bank |
| State | Tamil Nadu |
| District | Erode |
| Branch | Erode |
| Branch CODE | 000025 (Last 6 Characters of the IFSC Code) |
| Phone | 2213184 |
| ifsc | IOBA0000025 |