Kulamavu Sub Office — Pincode 685601
Idukki, Kerala
🔢 How Pincode 685601 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 (68) identify the sub-zone. All pincodes in Kerala begin with 68.
The third digit narrows to a sorting district. The prefix 685 routes mail to the sorting office serving Idukki in Kerala.
Route 60 identifies the specific delivery area within Idukki.
The final digit identifies the specific post office. Office 1 designates Kulamavu Sub Office in Idukki.
🏤 Post Offices under Pincode 685601
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Kulamavu Sub Office | PO | ✓ Yes | Idukki |
| Karippalangad Branch Office | BO | ✓ Yes | Idukki |
❓ Frequently Asked Questions
What is the pincode for Kulamavu Sub Office?
The pincode for Kulamavu Sub Office is 685601. It is a PO located in Idukki, Kerala.
How many post offices are in pincode 685601?
There are 2 post offices operating under pincode 685601 in Idukki, Kerala.
Is delivery available at pincode 685601?
Yes, delivery is available at pincode 685601 through Kulamavu Sub Office and its associated offices.
Which district does pincode 685601 belong to?
Pincode 685601 is located in Idukki district in the state of Kerala. It falls under the Kerala postal circle.
What postal zone is pincode 685601 in?
Pincode 685601 falls in Zone 6 — Southern India. The sub-zone prefix 68 corresponds to Kerala.
🏤 Types of Post Offices in India
India Post operates a hierarchical network. Pincode 685601 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.