| Area Name | Pincode |
| Parrys | 600001 |
| Anna Road | 600002 |
| Park Town | 600003 |
| Mylapore | 600004 |
| Triplicane | 600005 |
| Greames Road | 600006 |
| Vepery | 600007 |
| Egmore | 600008 |
| Fort St. George | 600009 |
| Kilpauk | 600010 |
| Perambur | 600011 |
| Perambur Barracks | 600012 |
| Royapuram | 600013 |
| Royapettah | 600014 |
| Saidapet | 600015 |
| St. Thomas Mount | 600016 |
| T.Nagar | 600017 |
| Teynampet | 600018 |
| Tiruvottiyur | 600019 |
| Adayar | 600020 |
| Washermanpet | 600021 |
| Raj Bhavan | 600022 |
| Ayanavaram | 600023 |
| Kodambakkam | 600024 |
| Engineering College | 600025 |
| Vadapalani | 600026 |
| Meenambakkam | 600027 |
| R.A. Puram | 600028 |
| Aminjikarai | 600029 |
| Sheynoynagar | 600 030 |
| Chetpet | 600031 |
| Guindy | 600032 |
| West Mambalam | 600033 |
| Nungambakkam | 600034 |
| Nandanam | 600035 |
| Indian Institute of Tech | 600036 |
| ICF Colony | 600038 |
| Vyasaarpadi | 600039 |
| Anna Nagar | 600040 |
| Tiruvanmiyur | 600041 |
| Velacheri | 600042 |
| Pallavaram | 600043 |
| Chrompet | 600044 |
| Tambaram H.O. | 600045 |
| Tambarm IAF | 600046 |
| Tambaram Sanatorium | 600047 |
| Vandalur | 600048 |
| Villivakkam | 600049 |
| Padi | 600050 |
| Madhavaram Milk Colony | 600051 |
| Red Hills | 600052 |
| Ambattur | 600053 |
| Avadi Camp H.O | 600054 |
| Avadi I.A.F | 600055 |
| Poonamallee | 600056 |
| Ennore Thermal Station | 600057 |
| Ambattur Ind. Estate | 600058 |
| Tambaram East | 600059 |
| Madhavaram | 600060 |
| Nanganallur | 600061 |
| Sathyamurthi Nagar | 600062 |
| Thirumullaivoyal | 600062 |
| Srinivasa Nagar | 600063 |
| Chitlapakkam | 600064 |
| CRP Camp Avadi | 600065 |
| Pozhai | 600066 |
| Sholavaram | 600067 |
| Manali | 600068 |
| Kunnathur | 600069 |
| Anakaputhur | 600070 |
| Kamaraj Nagar | 600071 |
| Pattabiram | 600072 |
| Selaiyur | 600073 |
| Polichalur | 600074 |
| Korathur R.S. | 600076 |
| Tiruverkadu | 600077 |
| K K Nagar | 600078 |
| Sowcarpet | 600079 |
| Korattur | 600080 |
| Tondiarpet | 600081 |
| Jawahar Nagar | 600082 |
| Ashok Nagar | 600083 |
| Flowers Road | 600084 |
| Kottur | 600085 |
| Gopalapuram | 600086 |
| Alwarthirunagar | 600087 |
| Adambakkam | 600088 |
| Besant Nagar | 600090 |
| Madipakkam | 600091 |
| Virugambakkam | 600092 |
| Saligramam | 600093 |
| Choolaimedu | 600094 |
| Perungudi | 600096 |
| Ekkaduthangal | 600097 |
| Sidco Estate | 600098 |
| Kolathur | 600099 |
| Anna Nagar West Extn | 600101 |
| Anna Nagar East | 600102 |
| Manali New Town | 600103 |
| Chennai High Court Bldgs | 600104 |
| Arumbakkam | 600106 |
| Koyambedu | 600107 |
| Broadway | 600108 |
| Railway car shed complex | 600109 |
| Ponniamman Medu | 600110 |
| Ayyappanagar | 600111 |
| Choolai | 600112 |
| T.T.T.I.Tharamani | 600113 |
| Pazhavanthangal | 600114 |
| Porur | 600116 |
| Old Pallavaram | 600117 |
| Kodungaiyur | 600118 |