Keeranur B.O is the primary post office registered under PIN code 609403 in Thiruvarur, Tamil Nadu. This code sits within the Southern Postal Region, with 8 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Keeranur B.O | BO | Branch Post Office |
| A. Kiliyanur B.O | BO | Branch Post Office |
| Pillur B.O | BO | Branch Post Office |
| Sirupuliyur B.O | BO | Branch Post Office |
| Kaliyakudi B.O | BO | Branch Post Office |
| Nedungulam B.O | BO | Branch Post Office |
| Pavattakudi B.O | BO | Branch Post Office |
| Kollumangudi S.O | SO | Sub Post Office |
