Thaluthalai B.O is the primary post office registered under PIN code 621103 in Perambalur, Tamil Nadu. This code sits within the Southern Postal Region, with 6 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Thaluthalai B.O | BO | Branch Post Office |
| Arumbavur S.O | SO | Sub Post Office |
| Panampatti B.O | BO | Branch Post Office |
| Thondamandurai B.O | BO | Branch Post Office |
| A.Mettur B.O | BO | Branch Post Office |
| Vengalam B.O | BO | Branch Post Office |
