643001 PIN Code: Udagamandalam, The Nilgiris, Tamil Nadu – Post Offices

PIN code: 643001
Main post office: Udagamandalam (head office)
District: The Nilgiris
State: Tamil Nadu
Postal division: Nilgiris
Region and circle: Western Region Coimbatore, Tamilnadu circle
Delivery: Delivery PIN (1 of 4 offices delivers)
Location: Open on a map (11.413, 76.703)

Post offices with PIN 643001

Post office	Type	Delivery
Udagamandalam	Head office	Delivers mail
Charing Cross	Sub office	Counter only
St Marys Hill	Sub office	Counter only
Udagamandalam Market	Sub office	Counter only

643001 covers 1 head office, 3 sub offices and 0 branch offices.

What the digits of 643001 mean

6: India Post's Southern region, which covers Kerala, Lakshadweep, Puducherry and Tamil Nadu (3,512 PINs).
64: the Tamilnadu postal circle; 186 PINs start with 64.
643: the sorting district, shared by 46 PINs in 1 district.
001: the delivery post office within it, Udagamandalam.

Head post office for 643001

Udagamandalam is itself a head post office. It keeps the accounts for the Nilgiris division's sub and branch offices.

Nearby PIN codes in The Nilgiris

All 47 PIN codes in The Nilgiris

Writing an address with 643001

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
Udagamandalam post office
The Nilgiris, Tamil Nadu – 643001

Frequently asked questions

Which post office has PIN code 643001?

4 post offices share it: Udagamandalam, Charing Cross, St Marys Hill and Udagamandalam Market, in The Nilgiris district, Tamil Nadu.

Is 643001 a delivery PIN code?

Yes. Udagamandalam delivers mail; letters addressed to 643001 are delivered.

Which district is 643001 in?

The Nilgiris district, Tamil Nadu. It is in the Nilgiris postal division (Western Region Coimbatore) of the Tamilnadu postal circle.

What is the head post office for 643001?

Udagamandalam is itself a head post office, with PIN 643001.

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.

643001 PIN code: Udagamandalam, The Nilgiris