Mettur Thermal Project S.O — Pincode 636406
Salem, Tamil Nadu
📍 Location Map — Pincode 636406
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 636406
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Mettur Thermal Project S.O | PO | ✓ Yes | Salem |
🔢 How Pincode 636406 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 (63) identify the sub-zone. All pincodes in Tamil Nadu begin with 63.
The third digit narrows to a sorting district. The prefix 636 routes mail to the sorting office serving Salem 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 Salem.
The final digit identifies the specific post office. Office 6 designates Mettur Thermal Project S.O in Salem.
❓ Frequently Asked Questions
What is the pincode for Mettur Thermal Project S.O?
The pincode for Mettur Thermal Project S.O is 636406. It is a PO located in Salem, Tamil Nadu.
How many post offices are in pincode 636406?
There is 1 post office operating under pincode 636406 in Salem, Tamil Nadu.
Is delivery available at pincode 636406?
Yes, delivery is available at pincode 636406 through Mettur Thermal Project S.O and its associated offices.
Which district does pincode 636406 belong to?
Pincode 636406 is located in Salem district in the state of Tamil Nadu. It falls under the Tamilnadu postal circle.
What postal zone is pincode 636406 in?
Pincode 636406 falls in Zone 6 — Southern India. The sub-zone prefix 63 corresponds to Tamil Nadu.
🏤 Types of Post Offices in India
India Post operates a hierarchical network. Pincode 636406 is served by a PO.
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.