About PIN Code 521101
Pin code 521101 covers the Krishna area in Andhra Pradesh, India. It covers 10 post offices across 1 tehsil/taluk. All 10 offices provide delivery services.
📍 Nearest Post Office
We use your location only to find nearby post offices — nothing is stored.
Post Offices under 521101
What Does PIN Code 521101 Mean?
How to Write an Address Using PIN Code 521101
Use the format below when addressing letters or parcels:
[House/Flat No., Building, Street]
[Area / Locality / Village]
Krishna
Andhra Pradesh – 521101
India
📌 Always write the PIN code at the end of the state line for faster delivery by India Post.
Other Pin Codes in Krishna
Showing 12 of many. View all →
Frequently Asked Questions
Which area does pin code 521101 belong to?
Pin code 521101 belongs to Krishna district in Andhra Pradesh, India. It covers 10 post offices across 1 taluk (Krishna).
How many post offices are under pin code 521101?
10 post offices — 10 with delivery service.
Which district is pin code 521101 in?
Pin code 521101 is in Krishna district, Andhra Pradesh, India.
Is there a Head Post Office for pin code 521101?
No Head Post Office is directly listed under pin code 521101.
Which taluk does pin code 521101 cover?
Pin code 521101 covers Krishna in Krishna district, Andhra Pradesh.
Can I receive home delivery at pin code 521101?
Yes. All 10 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.