There are 7 post offices under PIN code 637403.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 85 R.Komarapalayam B.O | Branch Office | Delivery | Rasipuram | Namakkal | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 2 | Agraharam B.O | Branch Office | Delivery | Rasipuram | Namakkal | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 3 | Gurusamipalayam S.O | Sub Office | Delivery | Rasipuram | Namakkal | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 4 | Melkallupalayam B.O | Branch Office | Delivery | Rasipuram | Namakkal | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 5 | Munjanur B.O | Branch Office | Delivery | Rasipuram | Namakkal | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 6 | Pillanallur B.O | Branch Office | Non-Delivery | Rasipuram | Namakkal | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |
| 7 | Sarkar Nattamangalam B.O | Branch Office | Delivery | Rasipuram | Namakkal | Salem West | Coimbatore | Tamil Nadu | Tamilnadu |