- PIN code
- 690538
- Main post office
- Arinallur (sub office)
- District
- Kollam
- State
- Kerala
- Postal division
- Quilon
- Region and circle
- Kerala circle
- Delivery
- Delivery PIN (3 of 3 offices deliver)
- Location
- Open on a map (9.030, 76.590)
Post offices with PIN 690538
| Post office | Type | Delivery |
|---|---|---|
| Arinallur | Sub office | Delivers mail |
| Arinallur South | Branch office | Delivers mail |
| Perungalam | Branch office | Delivers mail |
690538 covers 0 head offices, 1 sub office and 2 branch offices.
What the digits of 690538 mean
- 6: India Post's Southern region, which covers Kerala, Lakshadweep, Puducherry and Tamil Nadu (3,512 PINs).
- 69: the Kerala postal circle; 295 PINs start with 69.
- 690: the sorting district, shared by 62 PINs in 2 districts.
- 538: the delivery post office within it, Arinallur.
Head post office for 690538
The post offices with this PIN belong to the Quilon 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.
- Karunagappally head post office: 690518
- Kollam head post office: 691001
- Kottarakara head post office: 691506
Nearby PIN codes in Kollam
- S R P Market690539
- Vadakkumthala East690536
- Kunnathur East690540
- Athinad North690542
- Kulasekharapuram690544
- Amrithapuri690546
- Prayar690547
- Vavvakkavu690528
Writing an address with 690538
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 Arinallur post office Kollam, Kerala – 690538
Frequently asked questions
Which post office has PIN code 690538?
3 post offices share it: Arinallur, Arinallur South and Perungalam, in Kollam district, Kerala.
Is 690538 a delivery PIN code?
Yes. All 3 of its post offices deliver mail; letters addressed to 690538 are delivered.
Which district is 690538 in?
Kollam district, Kerala. It is in the Quilon postal division of the Kerala postal circle.
What is the head post office for 690538?
The Quilon postal division's head offices are Karunagappally (690518), Kollam (691001) and Kottarakara (691506).
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.