- PIN code
- 609603
- Main post office
- Nedungadu (sub office)
- District
- Karaikal
- State
- Puducherry
- Postal division
- Nagapattinam
- Region and circle
- Central Region Trichirapalli, Tamilnadu circle
- Delivery
- Delivery PIN (6 of 6 offices deliver)
- Location
- Open on a map (10.580, 79.460)
Post offices with PIN 609603
| Post office | Type | Delivery |
|---|---|---|
| Nedungadu | Sub office | Delivers mail |
| Kurumbagaram | Branch office | Delivers mail |
| Melakasakudi | Branch office | Delivers mail |
| Nallathur | Branch office | Delivers mail |
| Tirukottaram | Branch office | Delivers mail |
| Velangudi | Branch office | Delivers mail |
609603 covers 0 head offices, 1 sub office and 5 branch offices. Some of them are in Thiruvarur district.
What the digits of 609603 mean
- 6: India Post's Southern region, which covers Kerala, Lakshadweep, Puducherry and Tamil Nadu (3,512 PINs).
- 60: the Tamilnadu postal circle; 476 PINs start with 60.
- 609: the sorting district, shared by 71 PINs in 5 districts.
- 603: the delivery post office within it, Nedungadu.
Head post office for 609603
The post offices with this PIN belong to the Nagapattinam 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.
- Nagapattinam head post office: 611001
- Tiruvarur head post office: 610001
Nearby PIN codes in Karaikal
- Karaikal609602
- Neravy609604
- Ambagarathur609601
- Thalatheru609605
- Tirumalairayanpattinam609606
- Tirunallar609607
- Kottuchery609609
Writing an address with 609603
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 Nedungadu post office Karaikal, Puducherry – 609603
Frequently asked questions
Which post office has PIN code 609603?
6 post offices share it: Nedungadu, Kurumbagaram, Melakasakudi, Nallathur, Tirukottaram and Velangudi, in Karaikal district, Puducherry.
Is 609603 a delivery PIN code?
Yes. All 6 of its post offices deliver mail; letters addressed to 609603 are delivered.
Which district is 609603 in?
Karaikal district, Puducherry; some of its post offices are in Thiruvarur. It is in the Nagapattinam postal division (Central Region Trichirapalli) of the Tamilnadu postal circle.
What is the head post office for 609603?
The Nagapattinam postal division's head offices are Nagapattinam (611001) and Tiruvarur (610001).
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.