Pincode 600056 · Thiruvallur District · Tamil Nadu
| Name | Kattupakkam BO |
| Type | Branch Post Office |
| Pincode | 600056 |
| Taluk | Tambaram Division |
| District | |
| State | |
| Coordinates | 13.0310, 80.0710 |
| Post Office | Type |
|---|---|
| Post Office | |
| Post Office | |
| Branch Post Office |
Thiruvallur, Tamil Nadu. Map data: OpenStreetMap, CARTO.