Terkupanaiyur B.O is the primary post office registered under PIN code 610207 in Nagapattinam, Tamil Nadu. This code sits within the Southern Postal Region, with 5 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Terkupanaiyur B.O | BO | Branch Post Office |
| Koorathangudi B.O | BO | Branch Post Office |
| Kolapadu B.O | BO | Branch Post Office |
| Koilkannapur B.O | BO | Branch Post Office |
| Valivalam S.O | SO | Sub Post Office |
