PIN code 629178 belongs to Udayamarthandam S.O (Sub Post Office), located in Kanniyakumari district, Tamil Nadu. It falls under the Southern Postal Region and is served by 2 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Udayamarthandam S.O | SO | Sub Post Office |
| Mangalakunnu B.O | BO | Branch Post Office |
