Gummidipoondi is Taluka (Tehsil) in Tiruvallur district of Tamil Nadu state. Gummidipoondi has 4 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 601206 | Kavarapettai PIN Code | Tiruvallur | Gummidipoondi | Sub Office |
| 600103 | Manali New Town PIN Code | Tiruvallur | Gummidipoondi | Sub Office |
| 600060 | Moolakadai PIN Code | Tiruvallur | Gummidipoondi | Sub Office |
| 601201 | Spicto Industrial Estate PIN Code | Tiruvallur | Gummidipoondi | Sub Office |