In Tiruvannamalai district, Tamil Nadu, PIN code 606701 is anchored by Chennasamudram BO, 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 |
|---|---|---|
| Chennasamudram BO | BO | Branch Post Office |
| Valayampattu BO | BO | Branch Post Office |
| Kayambattu BO | BO | Branch Post Office |
| Chengam SO | SO | Sub Post Office |
| Thithandapattu BO | BO | Branch Post Office |
