Kotribyas Bo — Pincode 173021
Sirmaur, Himachal Pradesh
📍 Location Map — Pincode 173021
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 173021
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Kotribyas Bo | BO | ✓ Yes | Sirmaur |
| Sainwala Mubarakpur Bo | BO | ✓ Yes | Sirmaur |
| Misserwala Bo | BO | ✓ Yes | Sirmaur |
| Majra So Sirmaur | PO | ✓ Yes | Sirmaur |
🔢 How Pincode 173021 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.
Digits 4–5 identify the delivery route or sub-area within the sorting district. Route 02 identifies the specific delivery area within Sirmaur.
The final digit identifies the specific post office. Office 1 designates Kotribyas Bo in Sirmaur.
❓ Frequently Asked Questions
What is the pincode for Kotribyas Bo?
The pincode for Kotribyas Bo is 173021. It is a BO located in Sirmaur, Himachal Pradesh.
How many post offices are in pincode 173021?
There are 4 post offices operating under pincode 173021 in Sirmaur, Himachal Pradesh.
Is delivery available at pincode 173021?
Yes, delivery is available at pincode 173021 through Kotribyas Bo and its associated offices.
Which district does pincode 173021 belong to?
Pincode 173021 is located in Sirmaur district in the state of Himachal Pradesh. It falls under the Himachal Pradesh postal circle.
What postal zone is pincode 173021 in?
Pincode 173021 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 173021 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.