There are 8 post offices under PIN code 637303.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Alathur B.O | Branch Office | Delivery | Sankari | Salem | Namakkal | Coimbatore | Tamil Nadu | Tamilnadu |
| 2 | Chinnagoundanur B.O | Branch Office | Non-Delivery | Sanakari | Salem | Namakkal | Coimbatore | Tamil Nadu | Tamilnadu |
| 3 | Mothaiyanur B.O | Branch Office | Delivery | Tiruchengode | Namakkal | Namakkal | Coimbatore | Tamil Nadu | Tamilnadu |
| 4 | Padaiveedu B.O | Branch Office | Non-Delivery | Tiruchengode | Namakkal | Namakkal | Coimbatore | Tamil Nadu | Tamilnadu |
| 5 | Pallakkapalayam B.O | Branch Office | Delivery | Tiruchengodu | Namakkal | Namakkal | Coimbatore | Tamil Nadu | Tamilnadu |
| 6 | Sankari West S.O | Sub Office | Delivery | Tiruchengode | Namakkal | Namakkal | Coimbatore | Tamil Nadu | Tamilnadu |
| 7 | Sanyasipatti Agraharam B.O | Branch Office | Non-Delivery | Sankari | Salem | Namakkal | Coimbatore | Tamil Nadu | Tamilnadu |
| 8 | Veerachipalayam B.O | Branch Office | Delivery | Sankari | Salem | Namakkal | Coimbatore | Tamil Nadu | Tamilnadu |