In Salem district, Tamil Nadu, PIN code 637301 is anchored by Kuppanur B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 7 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Kuppanur B.O | BO | Branch Post Office |
| Mavelipalayam B.O | BO | Branch Post Office |
| Vadugapatti B.O | BO | Branch Post Office |
| Sankaridrug S.O | SO | Sub Post Office |
| Akkammapettai B.O | BO | Branch Post Office |
| Devannacoundanur B.O | BO | Branch Post Office |
| Manjakalpatti B.O | BO | Branch Post Office |
