Ponmanai B.O is the primary post office registered under PIN code 629161 in Kanniyakumari, Tamil Nadu. This code sits within the Southern Postal Region, with 11 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Ponmanai B.O | BO | Branch Post Office |
| Vendalicode B.O | BO | Branch Post Office |
| Chittardam Colony B.O | BO | Branch Post Office |
| Pechchipparai B.O | BO | Branch Post Office |
| Thiruvarambu B.O | BO | Branch Post Office |
| Thumbode B.O | BO | Branch Post Office |
| Cherupallur B.O | BO | Branch Post Office |
| Maniankuzhi B.O | BO | Branch Post Office |
| Tiruparappu B.O | BO | Branch Post Office |
| Kulasekharam S.O | SO | Sub Post Office |
| Manalodai B.O | BO | Branch Post Office |
