PIN code 600126 belongs to Madambakkam SO (Sub Post Office), located in Chengalpattu district, Tamil Nadu. It falls under the Southern Postal Region and is served by 2 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Madambakkam SO | SO | Sub Post Office |
| Mappedu BO | BO | Branch Post Office |
