| Office Name | Anna Nagar Western Extn S.O |
| Pincodes | 600101 |
| Area | Anna Nagar Western Extn |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-26151116 |