603401 PIN Code: Chunampet, Andarkuppam (Chengalpattu)
603401 is the PIN code of Chunampet, Andarkuppam, Kadukkalur, Puthirankottai and 2 more in Chengalpattu district, Tamil Nadu. Mail for 603401 is delivered by Chunampet SO, Andarkuppam BO, Kadukkalur BO. It covers 15 villages.
Your location stays on your phone: the check runs in your browser and we only download the post office list for your area.
Chunampet, Andarkuppam, Kadukkalur
603401 at a glance
- PIN code
- 603401
- Areas
- Chunampet, Andarkuppam, Kadukkalur, Puthirankottai, Vannianallur and Velur
- District
- Chengalpattu
- State
- Tamil Nadu
- Postal circle
- Tamilnadu Circle
- Region / division
- Chennai City Region · Chengalpattu Division
- Head office
- Chengalpattu HO
- Delivery office
- Chunampet SO, Andarkuppam BO and Kadukkalur BO and 3 more
- Post offices
- 6 (1 sub office and 5 branch offices)
- Villages
- 15 in 1 tehsil
- Type of area
- Rural (villages)
- Middle of the area
- 12.31173, 79.96152
- DIGIPIN of the middle
- 4T44FL663F
- Sorting district code
- 603 (shared by 44 PIN codes; Chengalpattu and Kanchipuram)
- Nearest PIN codes
- 603313 (6.1 km), 603302 (6.1 km), 603304 (6.7 km), 603309 (13.6 km)
Sources: India Post's All India Pincode Directory (list dated 3 Oct 2025), the Local Government Directory (Ministry of Panchayati Raj), OpenStreetMap. Area and middle point are approximate, from our map.
Where PIN 603401 is
- PIN 603401
- Neighbouring PIN codes (tap one)
- Post office that delivers mail
- Other post offices (counter only)
- Main roads, railways and water
An approximate shape, not an official boundary: India Post doesn't publish PIN boundary maps. Each spot takes the PIN of the nearest post office or address mapped on OpenStreetMap (1 carry 603401). Blank parts have no known address nearby. Roads, railways and water: © OpenStreetMap contributors.
About the 603401 area
603401 is a rural PIN code in Chengalpattu district, Tamil Nadu. India Post lists 6 post offices under it: Chunampet SO, Andarkuppam BO, Kadukkalur BO, Puthirankottai BO and Vannianallur BO and 1 more. Mail for addresses with this PIN is delivered by Chunampet SO, Andarkuppam BO and Kadukkalur BO and 3 other offices.
In India Post's structure, 603401 belongs to the Chengalpattu Division, part of the Chennai City Region of the Tamilnadu Circle. Its division's head office is Chengalpattu HO. The first three digits, 603, are the sorting district code that 44 PIN codes share, covering Chengalpattu and Kanchipuram.
15 villages in the Local Government Directory carry PIN 603401, spread over 1 tehsil: Cheyyur (15). They include Agaram, Andarkuppam, Arasur, Chunampet and Illedu.
The middle of the 603401 area is at 12.3117° N, 79.9615° E (DIGIPIN 4T44FL663F). The closest PIN codes are 603313 (Chithamur, 6.1 km north-east), 603302 (Cheyur SO Kanchipuram, 6.1 km north-east) and 603304 (Kudapakkam, 6.7 km south).
Chengalpattu district has 59 PIN codes. The one with the most post offices is 603306 (Madurantakam, 11); 603401 has 6. The one with the most villages is 603109 (Tirukalikundram, 44).
Post offices with PIN code 603401
| Post office | Type and mail delivery |
|---|---|
| Chunampet SO | Sub office Delivers |
| Andarkuppam BO | Branch office Delivers |
| Kadukkalur BO | Branch office Delivers |
| Puthirankottai BO | Branch office Delivers |
| Vannianallur BO | Branch office Delivers |
| Velur BO | Branch office Delivers |
"Delivers" means postmen from that office bring mail to addresses with this PIN. Head offices run a postal division's accounts; sub offices serve towns; branch offices are small, mostly village offices working under a sub office. More on the types of post offices.
What the digits of 603401 mean
A letter to 603401 is sorted in four steps, one for each part of the code (all zones and circles):
- 1 · Zone603401
Southern zone: Tamil Nadu, Kerala
- 2 · Postal circle603401
Tamilnadu Circle
- 3 · Sorting district603401
Sorting district covering Chengalpattu and Kanchipuram
- 4 · Delivery office603401
Delivered by Chunampet SO, Andarkuppam BO
Villages under PIN code 603401 (15)
| Village | Mandal / tehsil | District |
|---|---|---|
| Agaram | Cheyyur | Chengalpattu |
| Andarkuppam | Cheyyur | Chengalpattu |
| Arasur | Cheyyur | Chengalpattu |
| Chunampet | Cheyyur | Chengalpattu |
| Illedu | Cheyyur | Chengalpattu |
| Kadukalur | Cheyyur | Chengalpattu |
| Othivilagam | Cheyyur | Chengalpattu |
| Panayadivakkam | Cheyyur | Chengalpattu |
| Pondur | Cheyyur | Chengalpattu |
| Pudupattu | Cheyyur | Chengalpattu |
| Puthirankottai | Cheyyur | Chengalpattu |
| Vannianallur | Cheyyur | Chengalpattu |
| Vellankondagaram | Cheyyur | Chengalpattu |
| Vilambattu | Cheyyur | Chengalpattu |
| Voyalur | Cheyyur | Chengalpattu |
Villages: Local Government Directory, Ministry of Panchayati Raj (list dated 1 Sep 2026), names as the government lists them.
PIN codes near 603401
Distances are as the crow flies, between the middles of each PIN's mapped addresses and post offices.
How to write an address with PIN 603401
Name House / flat number, street Chunampet, Chengalpattu Tamil Nadu - 603401
Write the 6 digits in full at the end, after the state. Use the area name that matches your street, from the post offices above. How to write an Indian address.
Questions about PIN 603401
Which area has the PIN code 603401?
603401 is the PIN code of Chunampet, Andarkuppam, Kadukkalur and Puthirankottai and other areas in Chengalpattu district, Tamil Nadu.
Which district and state is 603401 in?
Chengalpattu district in Tamil Nadu, in India Post's Tamilnadu Circle (Chengalpattu Division).
How many post offices use 603401?
6 post offices: Chunampet SO, Andarkuppam BO, Kadukkalur BO, Puthirankottai BO, Vannianallur BO and Velur BO.
Which post office delivers mail for 603401?
Chunampet SO, Andarkuppam BO, Kadukkalur BO and Puthirankottai BO deliver mail for this PIN.
What is the head office for 603401?
Chengalpattu HO is the head office of the Chengalpattu Division.
Which villages come under PIN code 603401?
15 villages, including Agaram, Andarkuppam, Arasur, Chunampet, Illedu, Kadukalur, Othivilagam and Panayadivakkam. The full list is on this page.
Is 603401 a rural or urban PIN code?
Rural: 15 villages and no town bodies are listed under it.
What are the PIN codes near 603401?
603313 (Chithamur, 6.1 km), 603302 (Cheyur SO Kanchipuram, 6.1 km), 603304 (Kudapakkam, 6.7 km), 603309 (Polambakkam, 13.6 km) and 603311 (Zamin Endathur, 14.8 km), measured between the middles of the areas.
What is the DIGIPIN of the 603401 area?
4T44FL663F is the DIGIPIN of the middle of the area. A DIGIPIN marks a spot about 4 metres wide, so every house has its own; use the DIGIPIN tool for your exact spot.
Is 603401 the PIN code of my address?
If you are at the address, tap "Is this my PIN code?" at the top of this page. Otherwise check that your street's area matches one of the post offices or localities listed here. For anything important, confirm with your post office.
Post offices: India Post, All India Pincode Directory on data.gov.in (Government Open Data License - India), list dated 3 Oct 2025. District names are as India Post lists them and can differ from the revenue district. Not an India Post website: for anything important, confirm with your post office.
More PIN codes
All 59 PIN codes of Chengalpattu · All PIN codes of Tamil Nadu · PIN code guides · Find the PIN code of where you are