Chennai Pincode List — Tamil Nadu 2026

#	Village / Locality	Post Office	PIN Code	Sub District	Type
1	Aminjikarai	Aminjikarai S.O	📍 600030	Egmore - Nungambakkam	Post Office - PO
2	Anna Nagar	Anna Nagar S.O (Chennai)	📍 600040	Egmore - Nungambakkam	Post Office - PO
3	Anna Nagar	Anna Nagar East S.O	📍 600102	Egmore - Nungambakkam	Post Office - PO
4	Anna Nagar west	Anna Nagar Western Extn S.O	📍 600101	Egmore - Nungambakkam	Post Office - PO
5	Ashok Nagar	Ashoknagar S.O (Chennai)	📍 600083	Mambalam - Guindy	Post Office - PO
6	Ayanavaram	Aynavaram S.O	📍 600023	Perambur - Purasawakkam	Post Office - PO
7	Besant Nagar	Adyar S.O (Chennai)	📍 600020	Mylapore - Triplicane	Post Office - PO
8	Besant Nagar	Besantnagar S.O	📍 600090	Mylapore - Triplicane	Post Office - PO
9	Chennai	Anna Road H.O	📍 600002	Egmore - Nungambakkam	Head Post Office - H
10	Chennai	Arumbakkam S.O	📍 600106	Egmore - Nungambakkam	Post Office - PO
11	Chetpet	Chetput S.O	📍 600031	Egmore - Nungambakkam	Post Office - PO
12	Egmore	Egmore SO	📍 600008	Egmore - Nungambakkam	Post Office - PO
13	Engineering College Guindy	Engineering College S.O (Chennai)	📍 600025	Mambalam - Guindy	Post Office - PO
14	Fort St George	Fort St George S.O	📍 600009	Fort - Tondiarpet	Post Office - PO
15	Gopalapuram	Gopalapuram S.O (Chennai)	📍 600086	Mylapore - Triplicane	Post Office - PO
16	Guindy	Guindy Industrial Estate S.O	📍 600032	Mambalam - Guindy	Post Office - PO
17	High Court of Madras	High Court Building S.O (Chennai)	📍 600104	Fort - Tondiarpet	Post Office - PO
18	ICF Colony	Icf Colony S.O	📍 600038	Perambur - Purasawakkam	Post Office - PO
19	Indian Institute of Technology Madras	Indian Institute Of Technology S.O	📍 600036	Mambalam - Guindy	Post Office - PO
20	Jawahar Nagar	Jawahar Nagar SO Chennai	📍 600082	Perambur - Purasawakkam	Post Office - PO
21	Kalaignar Karunanidhi Nagar	Kalaignar Karunanidhi Nagar S.O	📍 600078	Mambalam - Guindy	Post Office - PO
22	Kilpauk	Kilpauk S.O	📍 600010	Perambur - Purasawakkam	Post Office - PO
23	Kodambakkam	Kodambakkam S.O	📍 600024	Mambalam - Guindy	Post Office - PO
24	Kodungaiyur	Kodungaiyur SO	📍 600118	Fort - Tondiarpet	Post Office - PO
25	Kotturpuram	Kotturpuram S.O	📍 600085	Mylapore - Triplicane	Post Office - PO
26	Koyambedu	Koyambedu S.O	📍 600107	Egmore - Nungambakkam	Post Office - PO
27	Mylapore	Mylapore H.O	📍 600004	Mylapore - Triplicane	Head Post Office - H
28	Nandanam	Nandanam S.O	📍 600035	Mambalam - Guindy	Post Office - PO
29	NUNGAMBAKKAM	Greams Road S.O	📍 600006	Egmore - Nungambakkam	Post Office - PO
30	NUNGAMBAKKAM	Nungambakkam SO	📍 600034	Egmore - Nungambakkam	Post Office - PO
31	NUNGAMBAKKAM	Choolaimedu S.O	📍 600094	Egmore - Nungambakkam	Post Office - PO
32	Parrys	Chennai G.P.O.	📍 600001	Fort - Tondiarpet	Head Post Office - H
33	Parrys	Park Town H.O	📍 600003	Fort - Tondiarpet	Head Post Office - H
34	Perambur	Perambur S.O	📍 600011	Perambur - Purasawakkam	Post Office - PO
35	Perambur Barracks	Perambur Barracks S.O	📍 600012	Perambur - Purasawakkam	Post Office - PO
36	Purasawalkam	Flowers Road S.O	📍 600084	Perambur - Purasawakkam	Post Office - PO
37	Raj Bhavan	Rajbhavan S.O (Chennai)	📍 600022	Mambalam - Guindy	Post Office - PO
38	Raja Annamalaipuram	Raja Annamalaipuram S.O	📍 600028	Mylapore - Triplicane	Post Office - PO
39	Royapettah	Royapettah S.O	📍 600014	Mylapore - Triplicane	Post Office - PO
40	Royapuram	Rayapuram S.O	📍 600013	Fort - Tondiarpet	Post Office - PO
41	Saidapet	Saidapet S.O (Chennai)	📍 600015	Mambalam - Guindy	Post Office - PO
42	Saligramam	Saligramam S.O	📍 600093	Mambalam - Guindy	Post Office - PO
43	Shenoy Nagar	Shenoy Nagar S.O	📍 600030	Egmore - Nungambakkam	Post Office - PO
44	Taramani	Velacheri S.O	📍 600042	Mambalam - Guindy	Post Office - PO
45	Taramani	TTTI Taramani S.O	📍 600113	Mambalam - Guindy	Post Office - PO
46	Teynampet	Teynampet S.O	📍 600018	Mylapore - Triplicane	Post Office - PO
47	Thyagaraya Nagar	Thygarayanagar H.O	📍 600017	Mambalam - Guindy	Head Post Office - H
48	Tiruvallikkeni	Tiruvallikkeni SO	📍 600005	Mylapore - Triplicane	Head Post Office - H
49	Tiruvanmiyur	Tiruvanmiyur S.O	📍 600041	Mylapore - Triplicane	Post Office - PO
50	Tondiarpet	Tondiarpet S.O	📍 600081	Fort - Tondiarpet	Post Office - PO

TL;DR: Key Takeaways
The Chennai Pincode List is a highly structured numerical index designed by India Post to categorize every town, village, and locality spanning across the administrative jurisdiction of the Chennai district. Utilizing the proper 6-digit code is critical for ensuring secure identity verification and accurate logistics execution mapping directly to your Tamil Nadu location.

Every post office operating within Chennai is connected through a meticulously designed tier system of head offices, sub-offices, and branch offices.

In massive districts spanning hundreds of square kilometers, how does a simple envelope find its way to a remote sub-village without a dedicated street logic system? The answer lies in the Chennai district zip code network. The entire district is categorized into precise sorting zones.

In our experience, locating all post offices in Chennai in one centralized repository offers massive utility. It is not just about sending physical mail anymore. Today, these 6-digit identifiers act as geospatial anchors. When you apply for a passport, execute a bank KYC procedure, or order from a major online retailer, the system matches your pin to the local branch office to verify that your provided territory corresponds geographically to Tamil Nadu.

The Chennai postal system relies on a Head Post Office (HO) acting as the main administrative hub which then funnels deliveries down to rural Branch Offices (BO).

Experts recommend looking at the "Type" column in our comprehensive Tamil Nadu district postal directory. The Head Office generally serves the main urban center of the district and processes bulk mail sorting for the entire territory. From there, mail is routed via vans and trains to Sub-Offices (SO) strategically placed in sub-districts. Finally, the mail reaches the microscopic Branch Offices (BO), often run by local postmasters, which handle final-mile delivery to your exact street or rural address.

Before launching a digital e-commerce business or updating your national ID cards, you must secure your precise local routing code. Using an outdated or neighboring area code will frequently result in delayed packages, as the automated sorting machines in the Chennai hub will misroute the parcel to the wrong postal van.

1. Search the Table: Browse the dynamically indexed table explicitly sorted for Chennai.
2. Match Your Locality Name: Look for the precise name of your village, locality, or housing sector.
3. Identify the Sub-District: Verify the secondary Sub-District tag to ensure you aren't matching with an identically named village in a different part of the district.

The Reserve Bank of India, major courier conglomerates, and state tax verification departments actively leverage valid pin codes. The active mapping of all 57 localized locations found in this verified list of post offices in Chennai acts as your primary key for modern digital navigation.