| Post Office | Pin Code |
| Adivaragapuram BO Pin Code | 631303 |
| Agooru BO Pin Code | 631209 |
| Aladu BO Pin Code | 601204 |
| Alamathi BO Pin Code | 600052 |
| Alamelumangapuram BO Pin Code | 631213 |
| Alinjivakkam BO Pin Code | 600067 |
| Allikuzhi BO Pin Code | 602023 |
| Alwarthirunagar SO Pin Code | 600087 |
| Ambattur HO Pin Code | 600053 |
| Ambattur Indl Estate SO Pin Code | 600058 |
| Ammaneri BO Pin Code | 631303 |
| Ammavarikuppam SO Pin Code | 631301 |
| Amoor BO Pin Code | 601204 |
| Andarkuppam BO Pin Code | 600103 |
| Anuppampattu BO Pin Code | 601203 |
| Arambakkam BO Pin Code | 601201 |
| Aranvoyal BO Pin Code | 602025 |
| Arasur BO Pin Code | 601204 |
| Arcot BO Pin Code | 631204 |
| Arignar Anna Nagar BO Pin Code | 600072 |
| Arni CPT SO Pin Code | 601101 |
| Arungolam SO Pin Code | 631201 |
| Athimanjeri BO Pin Code | 631202 |
| Athimanjeripeta SO Pin Code | 631202 |
| Athipattu BO Pin Code | 600058 |
| Athipattu BO Pin Code | 631210 |
| Avadi Camp HO Pin Code | 600054 |
| Avadi IAF SO Pin Code | 600055 |
| Avadi SO Pin Code | 600054 |
| Ayanambakkam BO Pin Code | 600095 |
| Ayapakkam BO Pin Code | 600077 |
| Balakrishnapuram BO Pin Code | 631202 |
| Balapuram BO Pin Code | 631301 |
| Beerakuppam BO Pin Code | 631205 |
| Bommarajupeta BO Pin Code | 631208 |
| Boochiathipattu BO Pin Code | 600052 |
| Buchireddipalli BO Pin Code | 631206 |
| Budur BO Pin Code | 600067 |
| Chandravilasapuram BO Pin Code | 631301 |
| Chanurmallavaram BO Pin Code | 631302 |
| Cherukkanur BO Pin Code | 631205 |
| Chinnambedu BO Pin Code | 601206 |
| Chinnammapet BO Pin Code | 631210 |
| Chivada BO Pin Code | 631201 |
| CNKandigai BO Pin Code | 631208 |
| CRP camp SO (Tiruvallur) Pin Code | 600065 |
| Cvrde SO Pin Code | 600054 |
| Damaraipakkam BO Pin Code | 601103 |
| Devadanam BO Pin Code | 601203 |
| Devampattu BO Pin Code | 601201 |
| Devandavakkam BO Pin Code | 602023 |
| Echambadi BO Pin Code | 631207 |
| Edapalayam BO Pin Code | 600052 |
| Edoor BO Pin Code | 601201 |
| Egattur BO Pin Code | 631203 |
| Elavur BO Pin Code | 601201 |
| Emrkandigai BO Pin Code | 631304 |
| Enambakkam BO Pin Code | 601103 |
| Ennore RS SO Pin Code | 600057 |
| Ennore Thermal Station SO Pin Code | 600057 |
| Ernavur SO Pin Code | 600057 |
| Erumaivettipalayam BO Pin Code | 600067 |
| Erumbi SO Pin Code | 631302 |
| Gandhinagar BO Pin Code | 600054 |
| Goonipalayam BO Pin Code | 602026 |
| Gummidipundi SO Pin Code | 601201 |
| Guruvoyal BO Pin Code | 600052 |
| Harichandrapuram BO Pin Code | 631210 |
| Iguvarpalayam BO Pin Code | 601201 |
| Ikkadu SO Pin Code | 602021 |
| Illuppur BO Pin Code | 631204 |
| Illupur BO Pin Code | 602002 |
| Jagadambigainagar BO Pin Code | 600050 |
| Jagannathapuram BO Pin Code | 600067 |
| Jangalapalli BO Pin Code | 631208 |
| Jothi Nagar BO Pin Code | 601203 |
| Kadambathur SO Pin Code | 631203 |
| Kadananagaram BO Pin Code | 631301 |
| Kadirvedu SO Pin Code | 600066 |
| Kaivandur BO Pin Code | 631203 |
| Kakalur BO Pin Code | 631208 |
| Kakalur Ind Estate SO Pin Code | 602003 |
| Kaladipet SO Pin Code | 600019 |
| Kalambakkam BO Pin Code | 602025 |
| Kallur BO Pin Code | 601201 |
| Kalpattu BO Pin Code | 601103 |
| Kamarajnagar BO Pin Code | 600057 |
| Kamarajnagar SO Pin Code | 600071 |
| Kanakammachatram SO Pin Code | 631204 |
| Kanchipadi BO Pin Code | 631204 |
| Kannankottai BO Pin Code | 601202 |
| Kannigaipair BO Pin Code | 601102 |
| Karikalavakkam BO Pin Code | 602021 |
| Karimbedu BO Pin Code | 631207 |
| Karlambakkam BO Pin Code | 631202 |
| Karlapakkam BO Pin Code | 602024 |
| Karthikeyapuram BO Pin Code | 631211 |
| Kasavarajpetta BO Pin Code | 631211 |
| Kattupakkam BO Pin Code | 600056 |
| Kattur BO Pin Code | 601203 |
| Kavarapettai SO Pin Code | 601206 |
| Kaverirajapuram BO Pin Code | 631210 |
| Keechalam BO Pin Code | 631208 |
| Kg Kandigai SO Pin Code | 631205 |
| Kilanur BO Pin Code | 602021 |
| Kilikodi BO Pin Code | 601206 |
| Kilmudalambedu BO Pin Code | 601206 |
| Kilnallathur BO Pin Code | 602002 |
| Kodivalasa BO Pin Code | 631202 |
| Koduvalli BO Pin Code | 600055 |
| Kolappancheri BO Pin Code | 600072 |
| Kolathur BO Pin Code | 631207 |
| Kolathur SO Pin Code | 600099 |
| Kolur BO Pin Code | 601205 |
| Komakkambedu BO Pin Code | 602024 |
| Konasamudram BO Pin Code | 631202 |
| Kondancheri BO Pin Code | 631402 |
| Konetampet BO Pin Code | 631207 |
| Koppur BO Pin Code | 602025 |
| Koramangalam BO Pin Code | 631205 |
| Korattur RS SO Pin Code | 600076 |
| Korattur SO Pin Code | 600050 |
| Kottamedu BO Pin Code | 602024 |
| Kovilpadagai BO Pin Code | 600062 |
| Kovur SO Pin Code | 600128 |
| Krishnapuram BO Pin Code | 601204 |
| Krishnasamudram BO Pin Code | 631206 |
| Kumararajupeta BO Pin Code | 631207 |
| Kunnavalam BO Pin Code | 631210 |
| Kurmavilasapuram BO Pin Code | 631210 |
| Kuttambakkam BO Pin Code | 600124 |
| Lakshipuram SO Pin Code | 602024 |
| Lakshmipuram BO Pin Code | 600099 |
| Madarpakkam SO Pin Code | 601202 |
| Madduru SO Pin Code | 631206 |
| Madhavaram Milk Colony SO Pin Code | 600051 |
| Madhavaram SO (Tiruvallur) Pin Code | 600060 |
| Maduravoyal SO Pin Code | 600095 |
| Mahankalikapuram BO Pin Code | 631301 |
| Majankaranai BO Pin Code | 601102 |
| Malayambakkam BO Pin Code | 600123 |
| Mambakkam BO Pin Code | 602026 |
| Mambakkam BO Pin Code | 631205 |
| Manali New Town SO Pin Code | 600103 |
| Manali SO (Tiruvallur) Pin Code | 600068 |
| Manavalanagar SO Pin Code | 602002 |
| Manellore BO Pin Code | 601202 |
| Mangavaram BO Pin Code | 601201 |
| Mannur BO Pin Code | 631210 |
| Medur BO Pin Code | 601204 |
| Melapudi BO Pin Code | 631208 |
| Melnallathur BO Pin Code | 602002 |
| Menambedu SO Pin Code | 600053 |
| Meyyur BO Pin Code | 601103 |
| Minjur SO Pin Code | 601203 |
| Mittanamalli BO Pin Code | 600055 |
| Mogappair SO Pin Code | 600037 |
| Mogappair West SO Pin Code | 600037 |
| Monnavedu BO Pin Code | 602021 |
| Moolakadai SO Pin Code | 600060 |
| Morai BO Pin Code | 600055 |
| Mukkarambakkam BO Pin Code | 601102 |
| Murukkambattu BO Pin Code | 631209 |
| Muthukondapuram BO Pin Code | 631204 |
| Myladumparai BO Pin Code | 631302 |
| Nabalur BO Pin Code | 631204 |
| Nallathur BO Pin Code | 631212 |
| Nallur BO Pin Code | 601203 |
| Nambakkam BO Pin Code | 602023 |
| Nandiambakkam BO Pin Code | 600120 |
| Nayar BO Pin Code | 600067 |
| Nazarethpettai SO Pin Code | 600123 |
| Nedambaram BO Pin Code | 631204 |
| Nedigallu BO Pin Code | 631208 |
| Nediyam BO Pin Code | 631207 |
| Neidavoyal BO Pin Code | 601203 |
| Neiveli BO Pin Code | 602023 |
| Nelvoy BO Pin Code | 601102 |
| Nelvoy BO Pin Code | 602023 |
| Nemam BO Pin Code | 600124 |
| Nemili BO Pin Code | 631201 |
| Nemilichery BO Pin Code | 602024 |
| Nerkundram SO Pin Code | 600107 |
| Netterikandigai BO Pin Code | 631209 |
| New Gummidipundi BO Pin Code | 601201 |
| Nggo Colony Tiruvallur SO Pin Code | 602001 |
| Nochili BO Pin Code | 631202 |
| North Chennai Thermal PP SO Pin Code | 600120 |
| Numbal BO Pin Code | 600077 |
| Nungambakkam BO Pin Code | 602002 |
| Odappai BO Pin Code | 602023 |
| Odikkadu BO Pin Code | 602021 |
| Oragadam BO Pin Code | 600053 |
| Orakadu BO Pin Code | 600067 |
| Padi SO Pin Code | 600050 |
| Padianallur SO Pin Code | 600052 |
| Paivalasa BO Pin Code | 631302 |
| Pakasala BO Pin Code | 631210 |
| Pakkam BO Pin Code | 602024 |
| Palavakkam SO (TiruvallBO Pin Code | 602026 |
| Palavedu BO Pin Code | 600055 |
| Palayanur BO Pin Code | 631210 |
| Pallavada BO Pin Code | 601202 |
| Pallipat SO Pin Code | 631207 |
| Pammadukulam BO Pin Code | 600052 |
| Panayancheri BO Pin Code | 601101 |
| Pandeeswaram BO Pin Code | 600055 |
| Pandravedu BO Pin Code | 631208 |
| Pandur BO Pin Code | 631203 |
| Panjetti BO Pin Code | 601204 |
| Papparambakkam BO Pin Code | 602025 |
| Paruthipattu BO Pin Code | 600071 |
| Pattabiram SO Pin Code | 600072 |
| Pattabiramapuram BO Pin Code | 631209 |
| Pattaraiperumbudur BO Pin Code | 631203 |
| Peddakalakattur BO Pin Code | 631210 |
| Peddanagapudi BO Pin Code | 631302 |
| Peddaramapuram BO Pin Code | 631302 |
| Pennaluripeta BO Pin Code | 602026 |
| Perambakkam SO Pin Code | 631402 |
| Perandur BO Pin Code | 602026 |
| Perattur BO Pin Code | 602021 |
| Periaobulapuam BO Pin Code | 601201 |
| Periapalayam SO Pin Code | 601102 |
| Perumalpattu BO Pin Code | 602024 |
| Perumanallur BO Pin Code | 631208 |
| Perumbedu BO Pin Code | 601204 |
| Pettaikandigai BO Pin Code | 631208 |
| Placepalayam BO Pin Code | 602023 |
| Podaturpeta SO Pin Code | 631208 |
| Podiyarankulam BO Pin Code | 601201 |
| Polivakkam BO Pin Code | 602002 |
| Pondavakkam BO Pin Code | 601101 |
| Pondavakkam BO Pin Code | 602026 |
| Ponneri Public Office SO Pin Code | 601204 |
| Ponneri SO Pin Code | 601204 |
| Ponniammanmedu SO Pin Code | 600110 |
| Ponpadi BO Pin Code | 631213 |
| Ponpadi Rs SO Pin Code | 631213 |
| Poonamallee East SO Pin Code | 600056 |
| Poonamallee SO Pin Code | 600056 |
| Poondi SO Pin Code | 602023 |
| Poonimangadu SO Pin Code | 631212 |
| Poorivakkam BO Pin Code | 601103 |
| Pozhal SO Pin Code | 600066 |
| Prithivipakkam SO Pin Code | 600053 |
| Puduchatram BO Pin Code | 600124 |
| Pudumavilangai BO Pin Code | 631203 |
| Puduvoyal BO Pin Code | 601206 |
| Pulicat SO Pin Code | 601205 |
| Pullarambakkam BO Pin Code | 602023 |
| Punyam BO Pin Code | 631207 |
| Putlur BO Pin Code | 602025 |
| Puvalambedu BO Pin Code | 601206 |
| Railway Carshed Complex SO Pin Code | 600062 |
| Rajajinagar BO Pin Code | 600049 |
| Rajanagaram BO Pin Code | 631304 |
| Rallapadi BO Pin Code | 601101 |
| Ramakrishnarajupeta SO Pin Code | 631303 |
| Ramanjeri BO Pin Code | 631204 |
| Ramapuram BO Pin Code | 631204 |
| Ramasamudram BO Pin Code | 631206 |
| Rangapuram BO Pin Code | 631302 |
| Reddipalayam BO Pin Code | 601204 |
| Redhills SO Pin Code | 600052 |
| Roshanagaram BO Pin Code | 601202 |
| SAgraharam BO Pin Code | 631205 |
| Samanthavada BO Pin Code | 631207 |
| Sanakuppam BO Pin Code | 631207 |
| Sandarayanpalayam BO Pin Code | 602023 |
| Saraswathinagar SO Pin Code | 631211 |
| Savattur BO Pin Code | 631208 |
| Seemapuram South BO Pin Code | 601203 |
| Seethanjeri BO Pin Code | 602026 |
| Selai BO Pin Code | 631203 |
| Sembarambakkam BO Pin Code | 600123 |
| Sembedu BO Pin Code | 601103 |
| Sengadu BO Pin Code | 602002 |
| Senji BO Pin Code | 631203 |
| Senneerkuppam BO Pin Code | 600056 |
| Senthilnagar SO Pin Code | 600062 |
| Sgbkandigai BO Pin Code | 631304 |
| Shanmugapuram SO Pin Code | 600019 |
| Sholavaram SO Pin Code | 600067 |
| Sidco Estate SO Pin Code | 600098 |
| Siddharajakandigai BO Pin Code | 601201 |
| Sirugumi BO Pin Code | 631205 |
| Sirupulalpettai BO Pin Code | 601201 |
| Sivanvoyal BO Pin Code | 602024 |
| Sorakayapeta BO Pin Code | 631208 |
| Soranjeri BO Pin Code | 600072 |
| Spicto Industrial Estate SO Pin Code | 601201 |
| Srikalikapuram BO Pin Code | 631302 |
| Srinivasanagar BO Pin Code | 600049 |
| Srinivasapuram BO Pin Code | 631209 |
| Subbareddypalayam BO Pin Code | 600120 |
| Sulaimeni BO Pin Code | 602026 |
| Sunnambukulam BO Pin Code | 601201 |
| Suryanagaram BO Pin Code | 631209 |
| Tank Factory Avadi SO Pin Code | 600054 |
| TCKandigai BO Pin Code | 631205 |
| Tervali BO Pin Code | 601201 |
| Thadur BO Pin Code | 631205 |
| Thalakancheri BO Pin Code | 602021 |
| Thalavedu BO Pin Code | 631212 |
| Thamaraikulam BO Pin Code | 631302 |
| Thandalam BO Pin Code | 601102 |
| Thandarai SO Pin Code | 600072 |
| Thanipoondi BO Pin Code | 601202 |
| Tharakshi BO Pin Code | 602026 |
| Thervoy BO Pin Code | 601202 |
| Thirumushi SO Pin Code | 600124 |
| Thirupalavanam BO Pin Code | 601205 |
| Thiruvengadnagar BO Pin Code | 600053 |
| Thiruverkadu SO Pin Code | 600077 |
| Thodukadu BO Pin Code | 602105 |
| Thozhur BO Pin Code | 602025 |
| Thriuvellavoyal BO Pin Code | 601203 |
| Thyagapuram BO Pin Code | 631301 |
| Timmaboopalapuram BO Pin Code | 602023 |
| Tirukandalam BO Pin Code | 601103 |
| Tirumangalam Road SO Pin Code | 600049 |
| Tirumullaivoyal SO Pin Code | 600062 |
| Tiruninravur BO Pin Code | 602024 |
| Tiruninravur Rs SO Pin Code | 602024 |
| Tirupasur BO Pin Code | 631203 |
| Tirur Cpt SO Pin Code | 602025 |
| Tirutani Hills BO Pin Code | 631209 |
| Tiruttani SO Pin Code | 631209 |
| Tiruttanieast SO Pin Code | 631209 |
| Tiruttanisouth SO Pin Code | 631209 |
| Tiruttaniwest SO Pin Code | 631209 |
| Tiruvallur HO Pin Code | 602001 |
| Tiruvallur Nethaji Road SO Pin Code | 602001 |
| Tiruvelangadu SO Pin Code | 631210 |
| Tiruvottiyur SO Pin Code | 600019 |
| Tiruvottiyur West SO Pin Code | 600019 |
| Tondiarpet Rly Colony BO Pin Code | 600019 |
| TTKandigai BO Pin Code | 631208 |
| Udayarkoil BO Pin Code | 600124 |
| Ulundai BO Pin Code | 602105 |
| Upper Tirutani BO Pin Code | 631209 |
| Uttukottai SO Pin Code | 602026 |
| Vadakarai BO Pin Code | 600052 |
| Vadamadurai BO Pin Code | 601102 |
| Vadaperumbakkam BO Pin Code | 600060 |
| Vadattur BO Pin Code | 602024 |
| Valasaravakkam SO Pin Code | 600087 |
| Vallur BO Pin Code | 600120 |
| Vanagaram BO Pin Code | 600095 |
| Vanganur SO Pin Code | 631304 |
| Vediyangadu BO Pin Code | 631302 |
| Veerakaverirajapuram BO Pin Code | 631205 |
| Veeramangalam BO Pin Code | 631302 |
| Veeranathur BO Pin Code | 631303 |
| Veeraraghavapuram BO Pin Code | 600077 |
| Veeraraghavapuram BO Pin Code | 631210 |
| Velanjeri BO Pin Code | 631209 |
| Veliagaram BO Pin Code | 631207 |
| Vellanur BO Pin Code | 600062 |
| Vellathukottai BO Pin Code | 602023 |
| Vellavedu BO Pin Code | 600124 |
| Vellivoyalchavadi BO Pin Code | 600103 |
| Velliyur BO Pin Code | 601103 |
| Velnagar Vellanur SO Pin Code | 600062 |
| Velur BO Pin Code | 601203 |
| Vengal SO Pin Code | 601103 |
| Venkatarajakuppam BO Pin Code | 631207 |
| Veppambattu BO Pin Code | 602024 |
| Vichoor BO Pin Code | 600103 |
| Vidaiyur BO Pin Code | 631203 |
| Vijayalakshmipuram SO Pin Code | 600053 |
| Vilangadupakkam BO Pin Code | 600052 |
| Villivakkam SO Pin Code | 600049 |
| VKNKandigai BO Pin Code | 631205 |
| Voyalanallur BO Pin Code | 600072 |
| Voyalur BO Pin Code | 601203 |
| VPRPuram BO Pin Code | 631302 |
| Vyasapuram BO Pin Code | 631210 |
