| 600019 | Kaladipet SO (SO), Shanmugapuram SO (SO), Tiruvottiyur West BO, Tondiarpet Rly Colony BO |
| 600037 | Mogappair West SO (SO) |
| 600049 | Tirumangalam Road SO (SO) |
| 600050 | Korattur SO (SO) |
| 600052 | Padianallur SO (SO), Redhills SO (SO), Alamathi BO, Boochiathipattu BO, Edapalayam BO, Guruvoyal BO, Pammadukulam BO, Vadakarai BO, Vilangadupakkam BO |
| 600053 | Menambedu SO (SO), Prithivipakkam SO (SO), Vijayalakshmipuram SO (SO), Oragadam BO, Thiruvengadnagar BO |
| 600054 | Avadi Camp HO (HPO), Avadi SO (SO), Cvrde SO (SO), Tank Factory Avadi SO (SO), Gandhinagar BO |
| 600055 | Avadi IAF SO (SO), CRP camp SO Tiruvallur (SO), Koduvalli BO, Mittanamalli BO, Morai BO, Palavedu BO, Pandeeswaram BO |
| 600056 | Poonamallee SO (SO), Kattupakkam BO, Senneerkuppam BO |
| 600057 | Ernavur SO (SO), Kamarajnagar BO |
| 600060 | Moolakadai SO (SO) |
| 600062 | Railway Carshed Complex SO (SO), Senthilnagar SO (SO), Tirumullaivoyal SO (SO), Velnagar Vellanur SO (SO), Kovilpadagai BO, Vellanur BO |
| 600067 | Sholavaram SO (SO), Alinjivakkam BO, Budur BO, Erumaivettipalayam BO, Jagannathapuram BO, Nayar BO, Orakadu BO |
| 600071 | Kamarajnagar SO (SO), Paruthipattu BO |
| 600072 | Pattabiram SO (SO), Thandarai SO (SO), Arignar Anna Nagar BO, Kolappancheri BO, Soranjeri BO, Voyalanallur BO |
| 600077 | Thiruverkadu SO (SO), Numbal BO, Veeraraghavapuram BO |
| 600095 | Ayanambakkam BO, Vanagaram BO |
| 600103 | Andarkuppam BO, Vellivoyalchavadi BO, Vichoor BO |
| 600110 | Ponniammanmedu SO (SO) |
| 600116 | Sriramachandra Deemed Uty SO (SO) |
| 600120 | North Chennai Thermal PP SO (SO), Nandiambakkam BO, Subbareddypalayam BO, Vallur BO |
| 600123 | Nazarethpettai SO (SO), Malayambakkam BO, Sembarambakkam BO |
| 600124 | Thirumushi SO (SO), Kuttambakkam BO, Nemam BO, Puduchatram BO, Udayarkoil BO, Vellavedu BO |
| 601101 | Arni CPT SO (SO), Panayancheri BO, Pondavakkam BO, Rallapadi BO |
| 601102 | Periapalayam S.O (SO), Athivakkam B.O, Kannigaipair B.O, Majankaranai B.O, Mukkarambakkam B.O, Nelvoy B.O, Thandalam B.O, Vadamadurai B.O |
| 601103 | Vengal S.O (SO), Damaraipakkam B.O, Enambakkam B.O, Kalpattu B.O, Meyyur B.O, Poorivakkam B.O, Sembedu B.O, Tirukandalam B.O, Velliyur B.O |
| 601201 | Gummidipundi SO (SO), Arambakkam BO, Devampattu BO, Edoor BO, Elavur BO, Iguvarpalayam BO, Kallur BO, Mangavaram BO, New Gummidipundi BO, Periaobulapuam BO, Podiyarankulam BO, Siddharajakandigai BO, Sirupulalpettai BO, Sunnambukulam BO, Tervali BO |
| 601202 | Madarpakkam SO (SO), Kannankottai BO, Manellore BO, Pallavada BO, Roshanagaram BO, Thanipoondi BO, Thervoy BO |
| 601203 | Minjur SO (SO), Anuppampattu BO, Devadanam BO, Jothi Nagar BO, Kattur BO, Neidavoyal BO, Seemapuram South BO, Thriuvellavoyal BO, Velur BO, Voyalur BO |
| 601204 | Ponneri Public Office SO (SO), Ponneri SO (SO), Aladu BO, Amoor BO, Arasur BO, Krishnapuram BO, Medur BO, Panjetti BO, Perumbedu BO, Reddipalayam BO |
| 601205 | Pulicat SO (SO), Kolur BO, Thirupalavanam BO |
| 601206 | Kavarapettai SO (SO), Chinnambedu BO, Kilikodi BO, Kilmudalambedu BO, Puduvoyal BO, Puvalambedu BO |
| 602001 | Tiruvallur H.O (HPO), Nggo Colony Tiruvallur S.O (SO) |
| 602002 | Manavalanagar S.O (SO), Illupur B.O, Kilnallathur B.O, Melnallathur B.O, Nungambakkam B.O, Polivakkam B.O |
| 602003 | Kakalur Ind Estate S.O (SO) |
| 602021 | Ikkadu S.O (SO), Karikalavakkam B.O, Kilanur B.O, Monnavedu B.O, Odikkadu B.O, Perattur B.O, Thalakancheri B.O |
| 602023 | Poondi S.O (SO), Allikuzhi B.O, Devandavakkam B.O, Nambakkam B.O, Neiveli B.O, Nelvoy B.O, Odappai B.O, Placepalayam B.O, Pullarambakkam B.O, Sandarayanpalayam B.O, Timmaboopalapuram B.O, Vellathukottai B.O |
| 602024 | Tiruninravur Rs S.O (SO), Karlapakkam B.O, Komakkambedu B.O, Kottamedu B.O, Pakkam B.O, Perumalpattu B.O, Sivanvoyal B.O, Tiruninravur B.O, Vadattur B.O, Veppambattu B.O |
| 602025 | Tirur Cpt S.O (SO), Aranvoyal B.O, Kalambakkam B.O, Koppur B.O, Papparambakkam B.O, Putlur B.O, Thozhur B.O |
| 602026 | Uttukottai S.O (SO), Goonipalayam B.O, Mambakkam B.O, Palavakkam S.O (TiruvallB.O, Pennaluripeta B.O, Perandur B.O, Pondavakkam B.O, Seethanjeri B.O, Sulaimeni B.O, Tharakshi B.O |
| 602105 | Ulundai B.O, Vayalur B.O |
| 602108 | Pannur S.O (Kanchipuram) (SO), Kannur B.O, Tirupandiyur B.O |
| 631201 | Arungolam S.O (SO), Chivada B.O, Nemili B.O |
| 631202 | Athimanjeripeta S.O (SO), Athimanjeri B.O, Balakrishnapuram B.O, Karlambakkam B.O, Kodivalasa B.O, Konasamudram B.O, Kothakuppam B.O, Nochili B.O |
| 631203 | Kadambathur S.O (SO), Egattur B.O, Kaivandur B.O, Pandur B.O, Pattaraiperumbudur B.O, Pudumavilangai B.O, Selai B.O, Senji B.O, Tirupasur B.O, Vidaiyur B.O |
| 631204 | Kanakammachatram S.O (SO), Arcot B.O, Illuppur B.O, Kanchipadi B.O, Muthukondapuram B.O, Nabalur B.O, Nedambaram B.O, Ramanjeri B.O, Ramapuram B.O |
| 631205 | Kg Kandigai S.O (SO), Beerakuppam B.O, Cherukkanur B.O, Koramangalam B.O, Mambakkam B.O, S.Agraharam B.O, Sirugumi B.O, T.C.Kandigai B.O, Thadur B.O, V.K.N.Kandigai B.O, Veerakaverirajapuram B.O |
| 631206 | Madduru S.O (SO), Buchireddipalli B.O, Krishnasamudram B.O, Ramasamudram B.O |
| 631207 | Pallipat S.O (SO), Echambadi B.O, Karimbedu B.O, Kolathur B.O, Konetampet B.O, Kumararajupeta B.O, Nediyam B.O, Punyam B.O, Samanthavada B.O, Sanakuppam B.O, Veliagaram B.O, Venkatarajakuppam B.O |
| 631208 | Podaturpeta S.O (SO), Bommarajupeta B.O, C.N.Kandigai B.O, Jangalapalli B.O, Kakalur B.O, Keechalam B.O, Nedigallu B.O, Pandravedu B.O, Perumanallur B.O, Pettaikandigai B.O, Savattur B.O, Sorakayapeta B.O, T.T.Kandigai B.O |
| 631209 | Tiruttani S.O (SO), Tiruttanieast S.O (SO), Agooru B.O, Murukkambattu B.O, Netterikandigai B.O, Pattabiramapuram B.O, Srinivasapuram B.O, Suryanagaram B.O, Tirutani Hills B.O, Upper Tirutani B.O, Velanjeri B.O |
| 631210 | Tiruvelangadu S.O (SO), Athipattu B.O, Chinnammapet B.O, Harichandrapuram B.O, Kaverirajapuram B.O, Kunnavalam B.O, Kurmavilasapuram B.O, Mannur B.O, Pakasala B.O, Palayanur B.O, Peddakalakattur B.O, Veeraraghavapuram B.O, Vyasapuram B.O |
| 631211 | Saraswathinagar S.O (SO), Karthikeyapuram B.O, Kasavarajpetta B.O |
| 631212 | Poonimangadu S.O (SO), Nallathur B.O, Thalavedu B.O |
| 631213 | Ponpadi Rs S.O (SO), Alamelumangapuram B.O, Ponpadi B.O |
| 631301 | Ammavarikuppam S.O (SO), Balapuram B.O, Chandravilasapuram B.O, Kadananagaram B.O, Mahankalikapuram B.O, Thyagapuram B.O |
| 631302 | Erumbi S.O (SO), Chanurmallavaram B.O, Myladumparai B.O, Paivalasa B.O, Peddanagapudi B.O, Peddaramapuram B.O, Rangapuram B.O, Srikalikapuram B.O, Thamaraikulam B.O, V.P.R.Puram B.O, Vediyangadu B.O, Veeramangalam B.O |
| 631303 | Ramakrishnarajupeta S.O (SO), Adivaragapuram B.O, Ammaneri B.O, Veeranathur B.O |
| 631304 | Vanganur S.O (SO), Emrkandigai B.O, Rajanagaram B.O |
| 631402 | Perambakkam S.O (SO), Kilacheri B.O, Kondancheri B.O, Kuvam B.O, Mappedu B.O, Narasingapuram B.O |
