About PIN Code 631301
Pin code 631301 covers the Thiruvallur area in Tamil Nadu, India. It covers 6 post offices across 1 tehsil/taluk. All 6 offices provide delivery services.
📍 Nearest Post Office
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Post Offices under 631301
What Does PIN Code 631301 Mean?
How to Write an Address Using PIN Code 631301
Use the format below when addressing letters or parcels:
[House/Flat No., Building, Street]
[Area / Locality / Village]
Thiruvallur
Tamil Nadu – 631301
India
📌 Always write the PIN code at the end of the state line for faster delivery by India Post.
Other Pin Codes in Thiruvallur
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Frequently Asked Questions
Which area does pin code 631301 belong to?
Pin code 631301 belongs to Thiruvallur district in Tamil Nadu, India. It covers 6 post offices across 1 taluk (NA).
How many post offices are under pin code 631301?
6 post offices — 6 with delivery service.
Which district is pin code 631301 in?
Pin code 631301 is in Thiruvallur district, Tamil Nadu, India.
Is there a Head Post Office for pin code 631301?
No Head Post Office is directly listed under pin code 631301.
Which taluk does pin code 631301 cover?
Pin code 631301 covers NA in Thiruvallur district, Tamil Nadu.
Can I receive home delivery at pin code 631301?
Yes. All 6 post offices provide delivery services.
What is the difference between HO, SO, and BO?
Head Office (HO) is the highest-level post office in a district. Sub Post Office (SO/PO) serves a town or urban area. Branch Office (BO) is the smallest unit, typically serving a village.