PIN code 621003 belongs to B.Mettur B.O (Branch Post Office), located in Tiruchirappalli district, Tamil Nadu. It falls under the Southern Postal Region and is served by 8 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| B.Mettur B.O | BO | Branch Post Office |
| Pachaperumalpatti B.O | BO | Branch Post Office |
| Viswambalsamudram B.O | BO | Branch Post Office |
| Nettavelampatti B.O | BO | Branch Post Office |
| Alathudayanpatti B.O | BO | Branch Post Office |
| Balakrishnampatti B.O | BO | Branch Post Office |
| Maradi B.O | BO | Branch Post Office |
| Kottapalayam S.O | SO | Sub Post Office |
