Code

District

Headquarters

Population (2001)

Area (km²)

Density (/km²)

Official website

AY

Ariyalur

Ariyalur

698,000

3,208

322

http://municipality.tn.gov.in/Ariyalur/

CH

Chennai

Chennai (Madras)

4,216,268

174

24,231

http://www.chennai.tn.nic.in/

CO

Coimbatore

Coimbatore

4,224,107

7,469

566

http://www.coimbatore.tn.nic.in/

CU

Cuddalore

Cuddalore

2,280,530

3,999

570

http://www.cuddalore.tn.nic.in/

DH

Dharmapuri

Dharmapuri

2,833,252

4,497

294

http://www.dharmapuri.tn.nic.in/

DI

Dindigul

Dindigul

1,918,960

6,058

317

http://www.dindigul.tn.nic.in/

ER

Erode

Erode

2,574,067

5,714

314

http://erode.nic.in/

KC

Kanchipuram

Kanchipuram

2,869,920

4,433

647

http://www.kanchi.tn.nic.in/

KK

Kanyakumari

Nagercoil

1,669,763

1,685

991

http://www.kanyakumari.tn.nic.in/

KR

Karur

Karur

933,791

2,896

322

http://karur.nic.in/

MA

Madurai

Madurai

2,562,279

3,676

697

http://www.madurai.tn.nic.in/

NG

Nagapattinam

Nagapattinam

1,487,055

2,716

548

http://www.nagapattinam.tn.nic.in/

NI

Nilgiris

Udagamandalam(Ootacamund)

764,826

2,549

300

http://nilgiris.nic.in/

NM

Namakkal

Namakkal

1,495,661

3,429

436

http://namakkal.nic.in/

PE

Perambalur

Perambalur

486,971

1,752

278

http://www.perambalur.tn.nic.in/

PU

Pudukkottai

Pudukkottai

1,452,269

4,651

312

http://pudukkottai.nic.in/

RA

Ramanathapuram

Ramanathapuram

1,183,321

4,123

287

http://ramanathapuram.nic.in/

SA

Salem

Salem

2,992,754

5,220

573

http://salem.nic.in/

SI

Sivaganga

Sivaganga

1,150,753

4,086

282

http://sivaganga.nic.in/

TP

Tiruppur

Tiruppur

19,17,033

5,106

375

http://tiruppurcorp.tn.gov.in/

TC

Tiruchirappalli

Tiruchirappalli

2,388,831

4,407

542

http://tiruchirappalli.nic.in/

TH

Theni

Theni

1,094,724

3,066

357

http://www.theni.tn.nic.in/

TI

Tirunelveli

Tirunelveli

2,801,194

6,810

411

http://www.nellai.tn.nic.in/

TJ

Thanjavur

Thanjavur

2,205,375

3,397

649

http://thanjavur.nic.in/

TK

Thoothukudi

Thoothukudi(Tuticorin)

1,565,743

4,621

339

http://thoothukudi.nic.in/

TL

Thiruvallur

Thiruvallur

2,738,866

3,424

800

http://www.tiruvallur.tn.nic.in/

TR

Thiruvarur

Thiruvarur

1,165,213

2,161

539

http://www.tiruvarur.tn.nic.in/

TV

Tiruvannamalai

Tiruvannamalai

2,181,853

6,191

352

http://www.tiruvannamalai.tn.nic.in/

VE

Vellore

Vellore

3,482,970

6,077

573

http://vellore.nic.in/

VL

Viluppuram

Viluppuram

2,943,917

7,217

408

http://www.viluppuram.tn.nic.in/

VR

Virudhunagar

Virudhunagar

2,539,196

3,446

737

http://www.virudhunagar.tn.nic.in/