Nallur Bo — Pincode 604406
Tiruvannamalai, Tamil Nadu
📍 Location Map — Pincode 604406
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 604406
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Nallur Bo | BO | ✓ Yes | Tiruvannamalai |
| Nerkunam Bo | BO | ✓ Yes | Tiruvannamalai |
| Senal Bo | BO | ✓ Yes | Tiruvannamalai |
| Therasapuram Bo | BO | ✓ Yes | Tiruvannamalai |
| Vayalamoor Bo | BO | ✓ Yes | Tiruvannamalai |
| Embalam Bo | BO | ✓ Yes | Tiruvannamalai |
| Mavalavadi Bo | BO | ✓ Yes | Tiruvannamalai |
| Tellar So | PO | ✓ Yes | Tiruvannamalai |
| Kodiyalam Bo | BO | ✓ Yes | Tiruvannamalai |
| Pennattagaram Bo | BO | ✓ Yes | Tiruvannamalai |
| Thaiyar Bo | BO | ✓ Yes | Tiruvannamalai |
| Japthikarani Bo | BO | ✓ Yes | Tiruvannamalai |
🔢 How Pincode 604406 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 604 routes mail to the sorting office serving Tiruvannamalai in Tamil Nadu.
Digits 4–5 identify the delivery route or sub-area within the sorting district. Route 40 identifies the specific delivery area within Tiruvannamalai.
The final digit identifies the specific post office. Office 6 designates Nallur Bo in Tiruvannamalai.
❓ Frequently Asked Questions
What is the pincode for Nallur Bo?
The pincode for Nallur Bo is 604406. It is a BO located in Tiruvannamalai, Tamil Nadu.
How many post offices are in pincode 604406?
There are 12 post offices operating under pincode 604406 in Tiruvannamalai, Tamil Nadu.
Is delivery available at pincode 604406?
Yes, delivery is available at pincode 604406 through Nallur Bo and its associated offices.
Which district does pincode 604406 belong to?
Pincode 604406 is located in Tiruvannamalai district in the state of Tamil Nadu. It falls under the Tamilnadu postal circle.
What postal zone is pincode 604406 in?
Pincode 604406 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 604406 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.