Rockwood Estate B.O is the primary post office registered under PIN code 643225 in The Nilgiris, Tamil Nadu. This code sits within the Southern Postal Region, with 3 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Rockwood Estate B.O | BO | Branch Post Office |
| Kariashola B.O | BO | Branch Post Office |
| Nellakotta S.O | SO | Sub Post Office |
