Thidanad So — Pincode 686123
Kottayam, Kerala
📍 Location Map — Pincode 686123
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 686123
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Thidanad So | PO | ✓ Yes | Kottayam |
🔢 How Pincode 686123 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 686 routes mail to the sorting office serving Kottayam in Kerala.
Digits 4–5 identify the delivery route or sub-area within the sorting district. Route 12 identifies the specific delivery area within Kottayam.
The final digit identifies the specific post office. Office 3 designates Thidanad So in Kottayam.
❓ Frequently Asked Questions
What is the pincode for Thidanad So?
The pincode for Thidanad So is 686123. It is a PO located in Kottayam, Kerala.
How many post offices are in pincode 686123?
There is 1 post office operating under pincode 686123 in Kottayam, Kerala.
Is delivery available at pincode 686123?
Yes, delivery is available at pincode 686123 through Thidanad So and its associated offices.
Which district does pincode 686123 belong to?
Pincode 686123 is located in Kottayam district in the state of Kerala. It falls under the Kerala postal circle.
What postal zone is pincode 686123 in?
Pincode 686123 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 686123 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.