- PIN code
- 521137
- Main post office
- Poranki (sub office)
- District
- Krishna
- State
- Andhra Pradesh
- Postal division
- Vijayawada
- Region and circle
- Vijayawada Region, Andhra Pradesh circle
- Delivery
- Delivery PIN (1 of 1 offices delivers)
- Location
- Open on a map (16.479, 80.708)
Post offices with PIN 521137
| Post office | Type | Delivery |
|---|---|---|
| Poranki | Sub office | Delivers mail |
521137 has a single post office.
What the digits of 521137 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.
- 137: the delivery post office within it, Poranki.
Head post office for 521137
The post offices with this PIN belong to the Vijayawada 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.
- Buckinghampet head post office: 520002
- Vijayawada GPO head post office: 520001
Nearby PIN codes in Krishna
- K.P.Centre521136
- Pedasanagallu521138
- Movva521135
- Penamaluru521139
- Tadigadapa521134
- Ghantasala521133
- Kodali521132
- Lakshmipuram (Krishna)521131
Writing an address with 521137
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 Poranki post office Krishna, Andhra Pradesh – 521137
Frequently asked questions
Which post office has PIN code 521137?
Poranki sub office, in Krishna district, Andhra Pradesh.
Is 521137 a delivery PIN code?
Yes. Its post office delivers mail; letters addressed to 521137 are delivered.
Which district is 521137 in?
Krishna district, Andhra Pradesh. It is in the Vijayawada postal division (Vijayawada Region) of the Andhra Pradesh postal circle.
What is the head post office for 521137?
The Vijayawada postal division's head offices are Buckinghampet (520002) and Vijayawada GPO (520001).
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.