- PIN code
- 683521
- Main post office
- Vadakkumpuram (sub office)
- District
- Ernakulam
- State
- Kerala
- Postal division
- Alwaye
- Region and circle
- Kochi Region, Kerala circle
- Delivery
- Delivery PIN (1 of 1 offices delivers)
- Location
- Open on a map (10.179, 76.225)
Post offices with PIN 683521
| Post office | Type | Delivery |
|---|---|---|
| Vadakkumpuram | Sub office | Delivers mail |
683521 has a single post office.
What the digits of 683521 mean
- 6: India Post's Southern region, which covers Kerala, Lakshadweep, Puducherry and Tamil Nadu (3,512 PINs).
- 68: the Kerala postal circle; 656 PINs start with 68.
- 683: the sorting district, shared by 55 PINs in 1 district.
- 521: the delivery post office within it, Vadakkumpuram.
Head post office for 683521
The post offices with this PIN belong to the Alwaye 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.
- Aluva head post office: 683101
- Muvattupuzha head post office: 686661
- Perumbavoor head post office: 683542
Nearby PIN codes in Ernakulam
- Mannam Paravur683520
- Vadakkekara683522
- Kaitharam683519
- Koonammavu683518
- Varapuzha683517
- Moothakunnam683516
- Palliport683515
- Cherai683514
All 145 PIN codes in Ernakulam
Writing an address with 683521
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 Vadakkumpuram post office Ernakulam, Kerala – 683521
Frequently asked questions
Which post office has PIN code 683521?
Vadakkumpuram sub office, in Ernakulam district, Kerala.
Is 683521 a delivery PIN code?
Yes. Its post office delivers mail; letters addressed to 683521 are delivered.
Which district is 683521 in?
Ernakulam district, Kerala. It is in the Alwaye postal division (Kochi Region) of the Kerala postal circle.
What is the head post office for 683521?
The Alwaye postal division's head offices are Aluva (683101), Muvattupuzha (686661) and Perumbavoor (683542).
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.