| Office Name | Koyambedu S.O |
| Pincodes | 600107 |
| Area | Koyambedu |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Chennai |
| State | Tamil Nadu |
| Telephone No. | 044-24793631 |
| Office Name | Nerkundram S.O |
| Pincodes | 600107 |
| Area | Nerkundram |
| Office Status | Sub Post Office |
| Postal Circle | Tamilnadu |
| Postal Division | Chennai City North |
| Postal Region | Chennai Region |
| District | Tiruvallur |
| State | Tamil Nadu |
| Telephone No. | Na |