In Thanjavur district, Tamil Nadu, PIN code 613403 is anchored by Chennampatti B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 5 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Chennampatti B.O | BO | Branch Post Office |
| Pillaiyarpatti B.O | BO | Branch Post Office |
| Vallam TJ S.O | SO | Sub Post Office |
| Ravusapatti B.O | BO | Branch Post Office |
| Vallam East S.O | SO | Sub Post Office |
