In Perambalur district, Tamil Nadu, PIN code 621713 is anchored by Allinagaram BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 13 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Allinagaram BO | BO | Branch Post Office |
| Annanagar BO | BO | Branch Post Office |
| Govindapuram BO | BO | Branch Post Office |
| Ameenabad BO | BO | Branch Post Office |
| Gudalur BO | BO | Branch Post Office |
| Iluppaikudi BO | BO | Branch Post Office |
| Kilamathur BO | BO | Branch Post Office |
| Nochikulam BO | BO | Branch Post Office |
| Peraiyur BO | BO | Branch Post Office |
| Pilimisai BO | BO | Branch Post Office |
| Manakkal Ariyalur BO | BO | Branch Post Office |
| Koothur BO | BO | Branch Post Office |
| Rajajinagar SO Ariyalur | OTHER | post office |