PIN code 628203 belongs to Udangudi Christianagaram S.O (Sub Post Office), located in Tuticorin district, Tamil Nadu. It falls under the Southern Postal Region and is served by 8 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Udangudi Christianagaram S.O | SO | Sub Post Office |
| Kootankadu B.O | BO | Branch Post Office |
| Vedakottaivilai B.O | BO | Branch Post Office |
| Settiapathu B.O | BO | Branch Post Office |
| Uthiramadankudiyiruppu B.O | BO | Branch Post Office |
| Kalankudiyiruppu B.O | BO | Branch Post Office |
| Meyoor B.O | BO | Branch Post Office |
| Pudumanai B.O | BO | Branch Post Office |
