Thinaiyathur BO is the primary post office registered under PIN code 623407 in Ramanathapuram, Tamil Nadu. This code sits within the Southern Postal Region, with 6 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Thinaiyathur BO | BO | Branch Post Office |
| Kottakudi BO | BO | Branch Post Office |
| Athiyur BO | BO | Branch Post Office |
| Tiruvetriyur BO | BO | Branch Post Office |
| Anjukottai BO | BO | Branch Post Office |
| Tiruvadanai SO | SO | Sub Post Office |
