PIN code 604302 belongs to Karnavur BO (Branch Post Office), located in Villupuram district, Tamil Nadu. It falls under the Southern Postal Region and is served by 12 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Karnavur BO | BO | Branch Post Office |
| Thenpasiyar BO | BO | Branch Post Office |
| Thenkalavoy BO | BO | Branch Post Office |
| Kutteripattu SO | SO | Sub Post Office |
| Alagramam BO | BO | Branch Post Office |
| Muppuli BO | BO | Branch Post Office |
| Peramandur BO | BO | Branch Post Office |
| Chendur BO | BO | Branch Post Office |
| Chinnanerkunam BO | BO | Branch Post Office |
| Kiledayalam BO | BO | Branch Post Office |
| Pelakuppam BO | BO | Branch Post Office |
| Singanur BO | BO | Branch Post Office |
