| Office Name | Esplanade S.O |
| Pincodes | 700069 |
| Area | Esplanade |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata Central |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-22101927 |
| Office Name | Income Tax Building S.O |
| Pincodes | 700069 |
| Area | Income Tax Building |
| Office Status | Sub Post Office |
| Postal Circle | West Bengal |
| Postal Division | Kolkata Central |
| Postal Region | Calcutta |
| District | Kolkata |
| State | West Bengal |
| Telephone No. | 033-22136962 |