PIN code 600120 belongs to Nandiambakkam BO (Branch Post Office), located in Thiruvallur district, Tamil Nadu. It falls under the Southern Postal Region and is served by 4 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Nandiambakkam BO | BO | Branch Post Office |
| Vallur BO | BO | Branch Post Office |
| North Chennai Thermal PP SO | SO | Sub Post Office |
| Subbareddypalayam BO | BO | Branch Post Office |
