Kaduvettankurichi BO is the primary post office registered under PIN code 612904 in Ariyalur, Tamil Nadu. This code sits within the Southern Postal Region, with 11 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Kaduvettankurichi BO | BO | Branch Post Office |
| Karaikurichi BO | BO | Branch Post Office |
| Irugaiyur BO | BO | Branch Post Office |
| Vazhaikurichi BO | BO | Branch Post Office |
| Thengachiperumalnatham BO | BO | Branch Post Office |
| Idanganni BO | BO | Branch Post Office |
| Kargudi BO | BO | Branch Post Office |
| Keelamichaelpatti BO | BO | Branch Post Office |
| Kottiyal BO | BO | Branch Post Office |
| Naduvalur BO | BO | Branch Post Office |
| Thathampettai Palur SO | SO | Sub Post Office |
