PIN code 631210 – Thiruvallur, Tamil Nadu
631210 is the PIN code of 13 post offices in Thiruvallur district, Tamil Nadu, served by the Tiruvelangadu S.O sub office.
| Post office | Type | Delivery | Division |
|---|---|---|---|
| Tiruvelangadu S.OMap | Post office | Yes | Kanchipuram Division |
| Athipattu B.OMap | Branch office | Yes | Kanchipuram Division |
| Chinnammapet B.OMap | Branch office | Yes | Kanchipuram Division |
| Harichandrapuram B.OMap | Branch office | Yes | Kanchipuram Division |
| Kaverirajapuram B.OMap | Branch office | Yes | Kanchipuram Division |
| Kunnavalam B.OMap | Branch office | Yes | Kanchipuram Division |
| Kurmavilasapuram B.OMap | Branch office | Yes | Kanchipuram Division |
| Mannur B.OMap | Branch office | Yes | Kanchipuram Division |
| Pakasala B.OMap | Branch office | Yes | Kanchipuram Division |
| Palayanur B.OMap | Branch office | Yes | Kanchipuram Division |
| Peddakalakattur B.OMap | Branch office | Yes | Kanchipuram Division |
| Veeraraghavapuram B.OMap | Branch office | Yes | Kanchipuram Division |
| Vyasapuram B.OMap | Branch office | Yes | Kanchipuram Division |
Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.