Nahan Head Office — Pincode 173001
Sirmaur, Himachal Pradesh
📍 Location Map — Pincode 173001
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 173001
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Matar Branch Office | BO | ✓ Yes | Sirmaur |
| Surla Branch Office | BO | ✓ Yes | Sirmaur |
| Shambhuwala Branch Office | BO | ✓ Yes | Sirmaur |
| Chakli Branch Office | BO | ✓ Yes | Sirmaur |
| Haripur Khol Branch Office | BO | ✓ Yes | Sirmaur |
| Kolar Branch Office | BO | ✓ Yes | Sirmaur |
| Ramadhaun Branch Office | BO | ✓ Yes | Sirmaur |
| Panjahal Branch Office | BO | ✓ Yes | Sirmaur |
| Jamta Branch Office | BO | ✓ Yes | Sirmaur |
| Court Road Nahan Sub Office | PO | — | Sirmaur |
| Katcha Tank Nahan Sub Office | PO | — | Sirmaur |
| Banethi Branch Office | BO | ✓ Yes | Sirmaur |
| Puruwala Branch Office | BO | ✓ Yes | Sirmaur |
| Kotla Molar Branch Office | BO | ✓ Yes | Sirmaur |
| Bagthan Branch Office | BO | ✓ Yes | Sirmaur |
| Gagal Shikor Branch Office | BO | ✓ Yes | Sirmaur |
| Dingar Kinner Branch Office | BO | ✓ Yes | Sirmaur |
| Dhagera | BO | ✓ Yes | Sirmaur |
| Bikram Bag Branch Office | BO | ✓ Yes | Sirmaur |
| Chalana Branch Office | BO | ✓ Yes | Sirmaur |
| Parara Branch Office | BO | ✓ Yes | Sirmaur |
| Mahipur Branch Office | BO | ✓ Yes | Sirmaur |
| Nahan Head Office | HO | ✓ Yes | Sirmaur |
🔢 How Pincode 173001 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 1 covers Delhi, Haryana, Punjab, HP, J&K, UP, Uttarakhand, Chandigarh.
The first two digits together (17) identify the sub-zone. All pincodes in Uttar Pradesh (West) begin with 17.
The third digit narrows to a sorting district. The prefix 173 routes mail to the sorting office serving Sirmaur in Himachal Pradesh.
Route 00 is reserved for the Head Post Office itself.
The final digit identifies the specific post office. Office 1 designates Nahan Head Office in Sirmaur.
❓ Frequently Asked Questions
What is the pincode for Nahan Head Office?
The pincode for Nahan Head Office is 173001. It is a HO located in Sirmaur, Himachal Pradesh.
How many post offices are in pincode 173001?
There are 23 post offices operating under pincode 173001 in Sirmaur, Himachal Pradesh.
Is delivery available at pincode 173001?
Yes, delivery is available at pincode 173001 through Nahan Head Office and its associated offices.
Which district does pincode 173001 belong to?
Pincode 173001 is located in Sirmaur district in the state of Himachal Pradesh. It falls under the Himachal Pradesh postal circle.
What postal zone is pincode 173001 in?
Pincode 173001 falls in Zone 1 — Northern India. The sub-zone prefix 17 corresponds to Uttar Pradesh (West).
🏤 Types of Post Offices in India
India Post operates a hierarchical network. Pincode 173001 is served by a HO.
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.