PIN code 603303 belongs to Malayalipettai BO (Branch Post Office), located in Chengalpattu district, Tamil Nadu. It falls under the Southern Postal Region and is served by 11 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Malayalipettai BO | BO | Branch Post Office |
| Vedavakkam BO | BO | Branch Post Office |
| Kathiricheri BO | BO | Branch Post Office |
| Kinar BO | BO | Branch Post Office |
| Malapalayam BO | BO | Branch Post Office |
| Melavalam BO | BO | Branch Post Office |
| Janakipuram BO | BO | Branch Post Office |
| KinarKandigaiPudur BO | BO | Branch Post Office |
| Keelavalam BO | BO | Branch Post Office |
| Pudupattu BO | BO | Branch Post Office |
| Karunguli SO | SO | Sub Post Office |