- PIN code
- 604409
- Main post office
- Valkadai (sub office)
- District
- Tiruvannamalai
- State
- Tamil Nadu
- Postal division
- Tiruvannamalai
- Region and circle
- Chennai City Region, Tamilnadu circle
- Delivery
- Delivery PIN (7 of 7 offices deliver)
- Location
- Open on a map (12.235, 79.077)
Post offices with PIN 604409
| Post office | Type | Delivery |
|---|---|---|
| Valkadai | Sub office | Delivers mail |
| Korakkai | Branch office | Delivers mail |
| Maligaipattu | Branch office | Delivers mail |
| Mukkur | Branch office | Delivers mail |
| Parasur | Branch office | Delivers mail |
| Thozhupedu | Branch office | Delivers mail |
| Vadathinallur | Branch office | Delivers mail |
604409 covers 0 head offices, 1 sub office and 6 branch offices.
What the digits of 604409 mean
- 6: India Post's Southern region, which covers Kerala, Lakshadweep, Puducherry and Tamil Nadu (3,512 PINs).
- 60: the Tamilnadu postal circle; 476 PINs start with 60.
- 604: the sorting district, shared by 40 PINs in 2 districts.
- 409: the delivery post office within it, Valkadai.
Head post office for 604409
The post offices with this PIN belong to the Tiruvannamalai postal division, whose head offices are listed below. Money orders, savings accounts and complaints that a sub or branch office cannot settle go to the head office.
- Arni head post office: 632301
- Tiruvannamalai head post office: 606601
Nearby PIN codes in Tiruvannamalai
- Vandavasi604408
- Vembakkam604410
- Tiruvettipuram604407
- Ponnur604411
- Tellar604406
- Marudadu604405
- Kilkovalavedu604404
- Kilkodungalur604403
All 71 PIN codes in Tiruvannamalai
Writing an address with 604409
Put the PIN on the last line, after the town and state, so the sorting machines and postmen can read it:
Name House number, street Valkadai post office Tiruvannamalai, Tamil Nadu – 604409
Frequently asked questions
Which post office has PIN code 604409?
7 post offices share it: Valkadai, Korakkai, Maligaipattu, Mukkur, Parasur, Thozhupedu and 1 more, in Tiruvannamalai district, Tamil Nadu.
Is 604409 a delivery PIN code?
Yes. All 7 of its post offices deliver mail; letters addressed to 604409 are delivered.
Which district is 604409 in?
Tiruvannamalai district, Tamil Nadu. It is in the Tiruvannamalai postal division (Chennai City Region) of the Tamilnadu postal circle.
What is the head post office for 604409?
The Tiruvannamalai postal division's head offices are Arni (632301) and Tiruvannamalai (606601).
Sources
Last checked on 6 October 2026. PIN codes and post offices are from India Post’s directory on data.gov.in. Post offices are sometimes opened, merged or renamed; check with India Post before relying on a PIN for an official form.