In Salem district, Tamil Nadu, PIN code 637103 is anchored by Irugalur 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 |
|---|---|---|
| Irugalur B.O | BO | Branch Post Office |
| Agraharathalaiyur B.O | BO | Branch Post Office |
| Gudalur B.O | BO | Branch Post Office |
| Vellaiyampalayam B.O | BO | Branch Post Office |
| Vaikuntham B.O | BO | Branch Post Office |
| Mc Donalds Choultry S.O | SO | Sub Post Office |
| Chinnandipalayam B.O | BO | Branch Post Office |
