In Perambalur district, Tamil Nadu, PIN code 621101 is anchored by Puduattur B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 5 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Puduattur B.O | BO | Branch Post Office |
| Kalarampatti B.O | BO | Branch Post Office |
| Melapuliyur B.O | BO | Branch Post Office |
| Ladapuram B.O | BO | Branch Post Office |
| Ammapalayam S.O | SO | Sub Post Office |
