Sirudamur Bo — Pincode 603307
Chengalpattu, Tamil Nadu
📍 Location Map — Pincode 603307
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 603307
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Sirudamur Bo | BO | ✓ Yes | Chengalpattu |
| Ananthamangalam Bo | BO | ✓ Yes | Chengalpattu |
| Minnal Sithamur Bo | BO | ✓ Yes | Chengalpattu |
| Vadamanipakkam Bo | BO | ✓ Yes | Chengalpattu |
| Orathy So | PO | ✓ Yes | Chengalpattu |
🔢 How Pincode 603307 is Constructed
Every Indian PIN (Postal Index Number) code is a 6-digit number. Each digit group encodes geographic and administrative information about the delivery area.
The first digit identifies one of India's 9 postal zones. Zone 6 covers Tamil Nadu, Kerala, Lakshadweep, Puducherry.
The first two digits together (60) identify the sub-zone. All pincodes in Tamil Nadu begin with 60.
The third digit narrows to a sorting district. The prefix 603 routes mail to the sorting office serving Chengalpattu in Tamil Nadu.
Digits 4–5 identify the delivery route or sub-area within the sorting district. Route 30 identifies the specific delivery area within Chengalpattu.
The final digit identifies the specific post office. Office 7 designates Sirudamur Bo in Chengalpattu.
❓ Frequently Asked Questions
What is the pincode for Sirudamur Bo?
The pincode for Sirudamur Bo is 603307. It is a BO located in Chengalpattu, Tamil Nadu.
How many post offices are in pincode 603307?
There are 5 post offices operating under pincode 603307 in Chengalpattu, Tamil Nadu.
Is delivery available at pincode 603307?
Yes, delivery is available at pincode 603307 through Sirudamur Bo and its associated offices.
Which district does pincode 603307 belong to?
Pincode 603307 is located in Chengalpattu district in the state of Tamil Nadu. It falls under the Tamilnadu postal circle.
What postal zone is pincode 603307 in?
Pincode 603307 falls in Zone 6 — Southern India. The sub-zone prefix 60 corresponds to Tamil Nadu.
🏤 Types of Post Offices in India
India Post operates a hierarchical network. Pincode 603307 is served by a BO.
The primary administrative hub for a postal division, overseeing all sub-offices and branch offices in its area.
The chief post office of a major city or state, handling the largest mail volume and often housing the Postmaster General.
Operates under an HPO, providing all standard postal services in urban and semi-urban areas.
The smallest tier, typically in rural areas. India has over 130,000 branch offices — the largest postal network in the world.