| Post Office | Alandur(reopened W.e.f.6.6.05) |
| Division | Chennai City South |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Saidapet |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | 044-22310097 |
| Sub Office | NA |
| Head Office | St.Thomas Mount H.O |
| Pincode |
600016
|
| Post Office | Chennai Airport |
| Division | Chennai City South |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Saidapet |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | 044-22560342 |
| Sub Office | NA |
| Head Office | St.Thomas Mount H.O |
| Pincode |
600016
|
| Post Office | Madipakkam |
| Division | Chennai City South |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Saidapet |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | 044-22423976 |
| Sub Office | NA |
| Head Office | St.Thomas Mount H.O |
| Pincode |
600091
|
| Post Office | Madipakkam South |
| Division | Chennai City South |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Saidapet |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | 044-28342475 |
| Sub Office | NA |
| Head Office | St.Thomas Mount H.O |
| Pincode |
600091
|
| Post Office | Nandambakkam Kudiyiruppu |
| Division | Chennai City South |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Saidapet |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | 044-22322504 |
| Sub Office | NA |
| Head Office | St.Thomas Mount H.O |
| Pincode |
600089
|
| Post Office | Nanganallur Bazaar |
| Division | Chennai City South |
| Region | Chennai Region |
| Circle | Tamilnadu |
| Taluka | Saidapet |
| District | Kanchipuram |
| State | Tamil Nadu |
| Phone | 044-28342475 |
| Sub Office | NA |
| Head Office | St.Thomas Mount H.O |
| Pincode |
600061
|