There are 10 post offices under PIN code 636451.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Amaram B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 2 | Aranganur B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 3 | Banapuram B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 4 | Bukkampatti B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 5 | Chamrajpet S.O (Salem) | Sub Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 6 | Erakondampatti B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 7 | Marakottai B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 8 | Periasathapadi B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 9 | Thettigiripatti B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 10 | Vellar B.O | Branch Office | Delivery | Mettur | Salem | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |