In Perambalur district, Tamil Nadu, PIN code 621110 is anchored by Periyammapalayam B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 4 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Periyammapalayam B.O | BO | Branch Post Office |
| Veppadi B.O | BO | Branch Post Office |
| Poolambadi S.O | SO | Sub Post Office |
| Kadambur B.O | BO | Branch Post Office |
