STD Codes of Tamil Nadu

Tamil Nadu is a state of India with 128 STD codes in 37 districts. Below you will find every landline area code with its city, district and location on the map.

Capital: Chennai
Type: State
ISO code: IN-TN
STD codes: 128
Capital STD code: 044
Telecom circle: Tamil Nadu

Main STD codes in Tamil Nadu

Map of STD codes in Tamil Nadu

Filter codes in Tamil Nadu

STD codes of Tamil Nadu by district

Ariyalur district (1)

STD code	City / area	Charging area (LDCA)	From abroad
04329	Ariyalur	Trichy	+91 4329

Chengalpattu district (3)

STD code	City / area	Charging area (LDCA)	From abroad
04114	Chengalpattu	Chengalpattu (Kancheepuram)	+91 4114
04115	Madurantagam	Chengalpattu (Kancheepuram)	+91 4115
04116	Tiruvellore	Chengalpattu (Kancheepuram)	+91 4116

Chennai district (1)

STD code	City / area	Charging area (LDCA)	From abroad
044	Chennai	Chennai	+91 44

Coimbatore district (4)

STD code	City / area	Charging area (LDCA)	From abroad
04253	Anamalai	Coimbatore	+91 4253
0422	Coimbatore	Coimbatore	+91 422
04254	Mettupalayam	Coimbatore	+91 4254
04259	Pollachi	Coimbatore	+91 4259

Cuddalore district (3)

STD code	City / area	Charging area (LDCA)	From abroad
04144	Chidambaram	Cuddalore	+91 4144
04142	Cuddalore	Cuddalore	+91 4142
04143	Virudhachalam	Cuddalore	+91 4143

Dharmapuri district (3)

STD code	City / area	Charging area (LDCA)	From abroad
04342	Dharmapuri	Dharmapuri	+91 4342
04346	Harur	Dharmapuri	+91 4346
04348	Palacode	Dharmapuri	+91 4348

Dindigul district (6)

STD code	City / area	Charging area (LDCA)	From abroad
04543	Batlagundu	Madurai	+91 4543
0451	Dindigul	Madurai	+91 451
04542	Kodaikanal	Madurai	+91 4542
04553	Oddanchatram	Madurai	+91 4553
04545	Palani	Madurai	+91 4545
04551	Vedasandur	Madurai	+91 4551

Erode district (5)

STD code	City / area	Charging area (LDCA)	From abroad
04256	Bhavani	Erode	+91 4256
0424	Erode	Erode	+91 424
04285	Gobichettipalayam	Erode	+91 4285
04204	Kodumudi	Erode	+91 4204
04294	Perundurai	Erode	+91 4294

Kallakurichi district (2)

STD code	City / area	Charging area (LDCA)	From abroad
04151	Kallkurichi	Cuddalore	+91 4151
04149	Ulundurpet	Cuddalore	+91 4149

Kanchipuram district (3)

STD code	City / area	Charging area (LDCA)	From abroad
04112	Kancheepuram	Chengalpattu	+91 4112
04111	Sriperumpudur	Chengalpattu (Kancheepuram)	+91 4111
04118	Tiruttani	Chengalpattu	+91 4118

Kanniyakumari district (2)

STD code	City / area	Charging area (LDCA)	From abroad
04651	Kuzhithurai	Nagarcoil	+91 4651
04652	Nagercoil	Nagarcoil	+91 4652

Karur district (4)

STD code	City / area	Charging area (LDCA)	From abroad
04320	Aravakurichi	Trichy	+91 4320
04324	Karur	Trichy	+91 4324
04323	Kulithalai	Trichy	+91 4323
04295	Sathiyamangalam	Erode	+91 4295

Krishnagiri district (4)

STD code	City / area	Charging area (LDCA)	From abroad
04347	Denkanikoitah	Dharmapuri	+91 4347
04344	Hosur	Dharmapuri	+91 4344
04343	Krishnagiri	Dharmapuri	+91 4343
04341	Uthangarai	Dharmapuri	+91 4341

Madurai district (3)

STD code	City / area	Charging area (LDCA)	From abroad
0452	Madurai	Madurai	+91 452
04549	Thirumanglam	Madurai	+91 4549
04552	Usiliampatti	Madurai	+91 4552

Mayiladuthurai district (2)

STD code	City / area	Charging area (LDCA)	From abroad
04364	Mayiladuthurai	Thanjavur	+91 4364
04365	Nagapattinam	Thanjavur	+91 4365

Namakkal district (3)

STD code	City / area	Charging area (LDCA)	From abroad
04286	Namakkal	Salem	+91 4286
04287	Rasipuram	Salem	+91 4287
04288	Tiruchengode	Salem	+91 4288

Perambalur district (1)

STD code	City / area	Charging area (LDCA)	From abroad
04328	Perambalur	Trichy	+91 4328

Pudukkottai district (4)

STD code	City / area	Charging area (LDCA)	From abroad
04371	Arantangi	Trichy	+91 4371
04339	Keeranur	Trichy	+91 4339
04333	Ponnamaravathi	Trichy	+91 4333
04322	Pudukkottai	Trichy	+91 4322

Ramanathapuram district (4)

STD code	City / area	Charging area (LDCA)	From abroad
04576	Mudukulathur	Karaikudi	+91 4576
04564	Paramakudi	Karaikudi	+91 4564
04567	Ramanathpuram	Karaikudi	+91 4567
04573	Rameshwaram	Karaikudi	+91 4573

Ranipet district (2)

STD code	City / area	Charging area (LDCA)	From abroad
04177	Arkonam	Vellore	+91 4177
04172	Ranipet	Vellore	+91 4172

Salem district (8)

STD code	City / area	Charging area (LDCA)	From abroad
04282	Attur	Salem	+91 4282
04298	Metturdam	Salem	+91 4298
04290	Omalur	Salem	+91 4290
0427	Salem	Salem	+91 427
04283	Sankagiri	Salem	+91 4283
04292	Valapady	Salem	+91 4292
04268	Velur	Salem	+91 4268
04281	Yercaud	Salem	+91 4281

Sivaganga district (5)

STD code	City / area	Charging area (LDCA)	From abroad
04561	Devakottai	Karaikudi	+91 4561
04565	Karaikudi	Karaikudi	+91 4565
04574	Manamadurai	Karaikudi	+91 4574
04575	Sivaganga	Karaikudi	+91 4575
04577	Tirupathur	Karaikudi	+91 4577

Tenkasi district (2)

STD code	City / area	Charging area (LDCA)	From abroad
04636	Sankaran Koil	Tirunelvelli	+91 4636
04633	Tenkasi	Tirunelvelli	+91 4633

Thanjavur district (6)

STD code	City / area	Charging area (LDCA)	From abroad
0435	Kumbakonam	Thanjavur	+91 435
04372	Orathanad	Thanjavur	+91 4372
04374	Papanasam	Thanjavur	+91 4374
04373	Pattukottai	Thanjavur	+91 4373
04362	Thanjavur	Thanjavur	+91 4362
04369	Thiruraipoondi	Thanjavur	+91 4369

The Nilgiris district (3)

STD code	City / area	Charging area (LDCA)	From abroad
04262	Gudalur	Ooty	+91 4262
04266	Kotagiri	Ooty	+91 4266
0423	Ootacamund (Ooty (Udhagamandalam))	Ooty	+91 423

Theni district (2)

STD code	City / area	Charging area (LDCA)	From abroad
04554	Cumbum	Madurai	+91 4554
04546	Theni	Madurai	+91 4546

Thiruvallur district (1)

STD code	City / area	Charging area (LDCA)	From abroad
04119	Ponneri	Chengalpattu	+91 4119

Thiruvarur district (2)

STD code	City / area	Charging area (LDCA)	From abroad
04367	Mannargudi	Thanjavur	+91 4367
04366	Tiruvarur	Thanjavur	+91 4366

Tiruchirappalli district (6)

STD code	City / area	Charging area (LDCA)	From abroad
04331	Jayamkondan	Trichy	+91 4331
04332	Manaparai	Trichy	+91 4332
04326	Musiri	Trichy	+91 4326
04544	Natham	Madurai	+91 4544
04327	Thuraiyure	Trichy	+91 4327
0431	Trichy (Tiruchirappalli)	Trichy	+91 431

Tirunelveli district (4)

STD code	City / area	Charging area (LDCA)	From abroad
04634	Ambasamudram	Tirunelvelli	+91 4634
04635	Nanguneri	Tirunelvelli	+91 4635
0462	Tirunelvelli	Tirunelvelli	+91 462
04637	Valliyoor	Tirunelvelli	+91 4637

Tirupathur district (2)

STD code	City / area	Charging area (LDCA)	From abroad
04179	Tirupattur	Vellore	+91 4179
04174	Vaniyambadi	Vellore	+91 4174

Tiruppur district (7)

STD code	City / area	Charging area (LDCA)	From abroad
04296	Avanashi	Coimbatore	+91 4296
04258	Dharampuram	Erode	+91 4258
04257	Kangayam	Erode	+91 4257
04202	Mulanur	Erode	+91 4202
04255	Palladum	Coimbatore	+91 4255
0421	Tirupur	Coimbatore	+91 421
04252	Udumalpet	Coimbatore	+91 4252

Tiruvannamalai district (5)

STD code	City / area	Charging area (LDCA)	From abroad
04173	Arni	Vellore	+91 4173
04188	Chengam	Vellore	+91 4188
04181	Polur	Vellore	+91 4181
04175	Tiruvannamalai	Vellore	+91 4175
04182	Tiruvettipuram	Vellore	+91 4182

Tuticorin district (5)

STD code	City / area	Charging area (LDCA)	From abroad
04632	Kovilpatti	Tuticorin	+91 4632
04630	Srivaikundam	Tuticorin	+91 4630
04639	Tiruchendur	Tuticorin	+91 4639
0461	Tuticorin (Thoothukudi)	Tuticorin	+91 461
04638	Vilathikulam	Tuticorin	+91 4638

Vellore district (3)

STD code	City / area	Charging area (LDCA)	From abroad
04171	Gudiyatham	Vellore	+91 4171
0416	Vellore	Vellore	+91 416
04183	Wandiwash	Vellore	+91 4183

Villupuram district (4)

STD code	City / area	Charging area (LDCA)	From abroad
04153	Arakandanallur	Cuddalore	+91 4153
04145	Gingee	Cuddalore	+91 4145
04147	Tindivanam	Cuddalore	+91 4147
04146	Villupuram	Cuddalore	+91 4146

Virudhunagar district (3)

STD code	City / area	Charging area (LDCA)	From abroad
04566	Aruppukottai	Virudhunagar	+91 4566
04563	Rajapalayam	Virudhunagar	+91 4563
04562	Virudhunagar	Virudhunagar	+91 4562

Frequently asked questions

How many STD codes are there in Tamil Nadu?

Tamil Nadu has 128 STD codes spread over 37 districts.

What is the STD code of Chennai?

The STD code of Chennai, capital of Tamil Nadu, is 044. From abroad dial +91 44.

What are the main STD codes of Tamil Nadu?

The main city codes are: Chennai 044, Vellore 0416, Tirupur 0421, Coimbatore 0422, Ootacamund 0423.

How do I call a landline in Tamil Nadu from abroad?

Dial +91, then the STD code without the leading 0, then the subscriber number. For example +91 44 followed by the local number for Chennai.