| Place | Post Code |
|---|---|
| Guduvanchery, Chengalpattu | 603202, 603211 |
| Guruvanmedu, Chengalpattu | 603204 |
| Hanumanthai, Chengalpattu | 603002 |
| Hanumanthapuram, Chengalpattu | 603108 |
| Hanumanthaputheri R.F, Chengalpattu | 603002 |
| Hasthinapuram, Chengalpattu | 603202 |
| Illalur, Chengalpattu | 603110 |
| Illalur Rf, Chengalpattu | 603110 |
| Kachadimangalam, Chengalpattu | 603204 |
| Kadambadil, Chengalpattu | 603104 |
| Kalanipakkam, Chengalpattu | 603109 |
| Kalvari Nagar, Chengalpattu | 603003 |
| Kalvoy, Chengalpattu | 603108 |
| Kalvoy R.F, Chengalpattu | 603108 |
| Kammalampattu, Chengalpattu | 603111 |
| Kannathur Reddy Kuppam, Chengalpattu | 603112 |
| Kannivakkam, Chengalpattu | 603202 |
| Kanthalur, Chengalpattu | 603002 |
| Karambur, Chengalpattu | 603204 |
| Karanai, Chengalpattu | 600130 |
| Karanaipuduchery, Chengalpattu | 603202 |
| Karumbakkam, Chengalpattu | 603101, 603108 |
| Karunguzhipallam, Chengalpattu | 603110 |
| Karunillam, Chengalpattu | 603204 |
| Kasbapuram, Chengalpattu | 600126 |
| Kattakhazhani, Chengalpattu | 603109 |