521121 PIN Code: Avanigadda, Krishna, Andhra Pradesh – Post Offices

PIN code: 521121
Main post office: Avanigadda (head office)
District: Krishna
State: Andhra Pradesh
Postal division: Machilipatnam
Region and circle: Vijayawada Region, Andhra Pradesh circle
Delivery: Delivery PIN (1 of 1 offices delivers)
Location: Open on a map (16.020, 80.916)

Post offices with PIN 521121

Post office	Type	Delivery
Avanigadda	Head office	Delivers mail

521121 has a single post office.

What the digits of 521121 mean

5: India Post's Southern region, which covers Andhra Pradesh, Karnataka, Puducherry and Telangana (3,313 PINs).
52: the Andhra Pradesh postal circle; 415 PINs start with 52.
521: the sorting district, shared by 108 PINs in 3 districts.
121: the delivery post office within it, Avanigadda.

Head post office for 521121

Avanigadda is itself a head post office. It keeps the accounts for the Machilipatnam division's sub and branch offices.

Nearby PIN codes in Krishna

All 73 PIN codes in Krishna

Writing an address with 521121

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
Avanigadda post office
Krishna, Andhra Pradesh – 521121

Frequently asked questions

Which post office has PIN code 521121?

Avanigadda head office, in Krishna district, Andhra Pradesh.

Is 521121 a delivery PIN code?

Yes. Its post office delivers mail; letters addressed to 521121 are delivered.

Which district is 521121 in?

Krishna district, Andhra Pradesh. It is in the Machilipatnam postal division (Vijayawada Region) of the Andhra Pradesh postal circle.

What is the head post office for 521121?

Avanigadda is itself a head post office, with PIN 521121.

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.

521121 PIN code: Avanigadda, Krishna