Naranamangalam B.O is the primary post office registered under PIN code 621109 in Perambalur, Tamil Nadu. This code sits within the Southern Postal Region, with 7 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Naranamangalam B.O | BO | Branch Post Office |
| Alathur Gate B.O | BO | Branch Post Office |
| Ootathur B.O | BO | Branch Post Office |
| Therani B.O | BO | Branch Post Office |
| Padalur S.O | SO | Sub Post Office |
| Karai B.O | BO | Branch Post Office |
| Seedevimangalam B.O | BO | Branch Post Office |
