Ernavur is located in the district of Tiruvallur, Tamil Nadu. The pincode of Ernavur is 600057. The area "Ernavur" lies under takula of Tambaram and has a Sub Office. Ernavur comes under the head office Ambattur. The postal division for pin code 600057 is Tambaram.
| Area | Ernavur |
| Pincode | 600057 |
| Taluka or Tehsil | Tambaram |
| District | Tiruvallur |
| State | Tamil Nadu |
| Office Status | Sub Office |
| Postal Division | Tambaram |
| Postal Region | Chennai Region |
| Sub Office | NA |
| Head Office | Ambattur |
| Contact Address | Postmaster, Post Office Ernavur (Sub Office), Tambaram, Tamil Nadu, India, Pin Code: 600057 |
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 600057 | Ennore Rs pin code | Tiruvallur | Ambattur | Sub Office |
| 600057 | Ennore Thermal Station pin code | Tiruvallur | Ponneri | Sub Office |
| 600057 | Ernavur pin code | Tiruvallur | Tambaram | Sub Office |
| 600057 | Kamarajnagar pin code | Tiruvallur | Ponneri | Branch Office |
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