Post Office Arni Cpt S.o Pin Code In Ponneri State Tamil Nadu District Tiruvallur
| Post Office | Arni Cpt S.o |
| Division | Tambaram |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Ponneri |
| District | Tiruvallur |
| State | Tamil Nadu |
| Phone | 044-27927783 |
| Sub Office | NA |
| Head Office | Ambattur H.O |
| Pincode | 601101 |
arni cpt s.o branch pincode is 601101
arni cpt s.o branch phone number is 044-27927783
arni cpt s.o branch Head Office is Ambattur H.O