About PIN Code 521001
Pin code 521001 is for Machilipatnam H.O (Head Office) in Krishna district, Andhra Pradesh, India. It covers 9 post offices across 1 tehsil/taluk. 1 of these offices provide delivery services.
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Post Offices under 521001
Pin code 521001 has 1 delivery offices and 8 non-delivery offices.
What Does PIN Code 521001 Mean?
How to Write an Address Using PIN Code 521001
Use the format below when addressing letters or parcels:
[House/Flat No., Building, Street]
[Area / Locality / Village]
Krishna
Andhra Pradesh – 521001
India
📌 Always write the PIN code at the end of the state line for faster delivery by India Post.
Other Pin Codes in Krishna
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Frequently Asked Questions
Which area does pin code 521001 belong to?
Pin code 521001 belongs to Krishna district in Andhra Pradesh, India. It covers 9 post offices across 1 taluk (Machilipatnam).
How many post offices are under pin code 521001?
9 post offices — 1 with delivery service, 8 non-delivery.
Which district is pin code 521001 in?
Pin code 521001 is in Krishna district, Andhra Pradesh, India.
Is there a Head Post Office for pin code 521001?
Yes. Machilipatnam H.O is the Head Post Office for pin code 521001.
Which taluk does pin code 521001 cover?
Pin code 521001 covers Machilipatnam in Krishna district, Andhra Pradesh.
Can I receive home delivery at pin code 521001?
Partially. 1 of 9 offices provide delivery.
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.