| Office Name | Flower Bazaar S.O |
| Pincodes | 600001 |
| Area | Flower Bazaar |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | Na |
| Office Name | Govt Stanley Hospital S.O |
| Pincodes | 600001 |
| Area | Govt Stanley Hospital |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-25284016 |
| Office Name | Mannady S.O Chennai |
| Pincodes | 600001 |
| Area | Mannady Chennai |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-25244357 |
| Office Name | Mint Building S.O |
| Pincodes | 600001 |
| Area | Mint Building |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-25200635 |
| Office Name | Mpt Ao S.O |
| Pincodes | 600001 |
| Area | Mpt Ao |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-25383018 |
| Office Name | Sowcarpet S.O |
| Pincodes | 600001 |
| Area | Sowcarpet |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-25292370 |
| Office Name | Chennai G.P.O. |
| Pincodes | 600001 |
| Area | Chennai G.P.O. |
| Office Status | Branch Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai Gpo |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-25216766 |