PIN code 600072 belongs to Arignar Anna Nagar BO (Branch Post Office), located in Thiruvallur district, Tamil Nadu. It falls under the Southern Postal Region and is served by 6 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Arignar Anna Nagar BO | BO | Branch Post Office |
| Kolappancheri BO | BO | Branch Post Office |
| Voyalanallur BO | BO | Branch Post Office |
| Pattabiram SO | SO | Sub Post Office |
| Thandarai SO | SO | Sub Post Office |
| Soranjeri BO | BO | Branch Post Office |
