| Post Office | Arumbakkam S.o |
| Division | Chennai City North |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Maduravoyal |
| District | Chennai |
| State | Tamil Nadu |
| Phone | 044-23630800 |
| Sub Office | NA |
| Head Office | Park Town H.O |
| Pincode |
600106
|
| Post Office | Koyambedu S.o |
| Division | Chennai City North |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Maduravoyal |
| District | Chennai |
| State | Tamil Nadu |
| Phone | 044-24793631 |
| Sub Office | NA |
| Head Office | Park Town H.O |
| Pincode |
600107
|