35 PIN codes
| PIN code | Post offices | Taluk / tehsil |
|---|---|---|
| 600043 | Rajajinagar So Kanchipuram | – |
| 600048 | Mannivakkam Bo | – |
| 600064 | Hasthinapuram So | – |
| 600073 | Selaiyur So | – |
| 600126 | Madambakkam So | – |
| 600127 | Kolapakkam Bo, Kolathur Bo | – |
| 603001 | Chengalpattu Cutcherry So | – |
| 603003 | Meleripakkam Bo | – |
| 603004 | Ammanambakkam Bo | – |
| 603101 | Reddipalayam Bo, Thimmavaram Bo | – |
| 603102 | Manamai Bo | – |
| 603104 | Mamallapuram So, Kokilamedu Bo, Perur Bo | – |
| 603105 | Sirudavur Bo | – |
| 603108 | Kalvoy Bo, Melaiyur Bo, Nellikuppam Bo | – |
| 603109 | Mullikolathur Bo, Pandur Bo, Puliyur Bo and 1 more | – |
| 603110 | Illalur Bo, Kayar Bo | – |
| 603112 | Thiruvidanthai Bo | – |
| 603201 | Kattukaranai Bo | – |
| 603202 | Kayarambedu Bo | – |
| 603204 | Melrosapuram Bo | – |
| 603210 | Madurai Meenakshipuram B.O | – |
| 603211 | Annai Anjugam Nagar So | – |
| 603301 | Kayapakkam Bo | – |
| 603302 | Cheyur So Kanchipuram, Palaiyur Bo, Panaiyur Bo | – |
| 603303 | Malayalipettai Bo | – |
| 603304 | Kolathur Bo, Kottaikadu Bo | – |
| 603305 | Seekanankuppam Bo | – |
| 603306 | Thatchur Bo | – |
| 603309 | Chitrvadi Bo | – |
| 603310 | Ayakonamkolathur Bo | – |
| 603312 | Knelvoy Bo | – |
| 603313 | Nugumbal Bo | – |
| 603314 | Malaivaiyavur So | – |
| 603401 | Puthirankottai Bo | – |
| 603405 | Ponpathirkoodam Bo, Salur Bo, Sogandi Bo and 1 more | – |
Bank branches and IFSC codes in Chengalpattu district 23 banks, 50 branches in the branch list. Listed by district, not by PIN code.