Arni Cpt is located in the district of Tiruvallur, Tamil Nadu. The pincode of Arni Cpt is 601101. The area "Arni Cpt" lies under takula of Ponneri and has a Sub Office. Arni Cpt comes under the head office Ambattur. The postal division for pin code 601101 is Tambaram.
| Area | Arni Cpt |
| Pincode | 601101 |
| Taluka or Tehsil | Ponneri |
| 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 Arni Cpt (Sub Office), Ponneri, Tamil Nadu, India, Pin Code: 601101 |
| Telephone | 044-27927783 |
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 601101 | Arni Cpt pin code | Tiruvallur | Ponneri | Sub Office |
| 601101 | Panayancheri pin code | Tiruvallur | Ponneri | Branch Office |
| 601101 | Pondavakkam pin code | Tiruvallur | Ponneri | Branch Office |
| 601101 | Rallapadi pin code | Tiruvallur | Ponneri | Branch Office |
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