In The Nilgiris district, Tamil Nadu, PIN code 643205 is anchored by Kayyunni B.O, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 2 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Kayyunni B.O | BO | Branch Post Office |
| Cherambadi S.O | SO | Sub Post Office |
