Karaikal, Puducherry
609603- District
- Karaikal
- State
- Puducherry
- Post offices
- 3
- Coordinates
- 11.0000, 79.7700
- Data as of
- 2026-08-24
Post offices serving 609603
- Nallathur
- Tirukottaram
- Melakasakudi
609603 PIN Code
Karaikal, Puducherry — post offices, district and coordinates
About PIN code 609603
609603 is the Postal Index Number for Karaikal, Puducherry, in Karaikal district of Puducherry. Mail addressed to this PIN code is routed through Nallathur, Tirukottaram, Melakasakudi post offices, centred near 11.0000, 79.7700. The first digit of a PIN code identifies the postal region, the first two the postal circle, the third the sorting district and the last three the delivery post office.
Other PIN codes in Karaikal district
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Frequently Asked Questions
Which area does PIN code 609603 belong to?
609603 is the PIN code for Karaikal, Puducherry. It sits in Karaikal district, Puducherry, and is served by Nallathur, Tirukottaram, Melakasakudi post offices.
Which post offices come under 609603?
Nallathur, Tirukottaram, Melakasakudi. A single PIN code often covers several delivery post offices, and a large locality is in turn frequently split across more than one PIN code.
How many PIN codes does Karaikal district have?
Besides 609603, we list 6 more PIN codes in Karaikal district — they are linked above so you can move to a neighbouring area.
Why does the PIN code matter when buying or renting in Karaikal?
A PIN code pins down an exact delivery area, which is far more precise than a locality name — the same locality name often appears in several cities. It also decides the postal address on your registration documents, utility connections and loan paperwork.
Where does this PIN code data come from?
The Department of Posts All India Pincode Directory, covering all 19,586 PIN codes across 37 states and union territories. Our copy was last refreshed on 2026-08-24.
