Mullikolathur Bo — Pincode 603109
Chengalpattu, Tamil Nadu
📍 Location Map — Pincode 603109
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 603109
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Mullikolathur Bo | BO | ✓ Yes | Chengalpattu |
| Pandur Bo | BO | ✓ Yes | Chengalpattu |
| Puliyur Bo | BO | ✓ Yes | Chengalpattu |
| Veerapuram Bo | BO | ✓ Yes | Chengalpattu |
| Ammanambakkam Bo | BO | ✓ Yes | Chengalpattu |
| Tirukalikundram So | PO | ✓ Yes | Chengalpattu |
| Edaiyur Bo | BO | ✓ Yes | Chengalpattu |
| Oragadam Bo | BO | ✓ Yes | Chengalpattu |
| Desumugipettai Bo | BO | ✓ Yes | Chengalpattu |
| Irumbulicheri Bo | BO | ✓ Yes | Chengalpattu |
| Thathalur Bo | BO | ✓ Yes | Chengalpattu |
🔢 How Pincode 603109 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 (60) identify the sub-zone. All pincodes in Tamil Nadu begin with 60.
The third digit narrows to a sorting district. The prefix 603 routes mail to the sorting office serving Chengalpattu in Tamil Nadu.
Digits 4–5 identify the delivery route or sub-area within the sorting district. Route 10 identifies the specific delivery area within Chengalpattu.
The final digit identifies the specific post office. Office 9 designates Mullikolathur Bo in Chengalpattu.
❓ Frequently Asked Questions
What is the pincode for Mullikolathur Bo?
The pincode for Mullikolathur Bo is 603109. It is a BO located in Chengalpattu, Tamil Nadu.
How many post offices are in pincode 603109?
There are 11 post offices operating under pincode 603109 in Chengalpattu, Tamil Nadu.
Is delivery available at pincode 603109?
Yes, delivery is available at pincode 603109 through Mullikolathur Bo and its associated offices.
Which district does pincode 603109 belong to?
Pincode 603109 is located in Chengalpattu district in the state of Tamil Nadu. It falls under the Tamilnadu postal circle.
What postal zone is pincode 603109 in?
Pincode 603109 falls in Zone 6 — Southern India. The sub-zone prefix 60 corresponds to Tamil Nadu.
🏤 Types of Post Offices in India
India Post operates a hierarchical network. Pincode 603109 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.