| Place | Post Code |
|---|---|
| 85 R. Komarapalayam, Tiruchengode | 637403 |
| A.D. Street, Tiruchengode | 638008 |
| A. Erayamangalam, Tiruchengode | 637210 |
| A. Rasampalayam, Tiruchengode | 637203, 637410 |
| Aandipatti, Tiruchengode | 637212 |
| Aarankuraiyur, Tiruchengode | 637201 |
| Adikadu, Tiruchengode | 638008 |
| Agaram, Tiruchengode | 637202 |
| Akkalampatti, Tiruchengode | 637212 |
| Akkamapalayam, Tiruchengode | 637214 |
| Alampalayam, Tiruchengode | 638008 |
| Alankadu, Tiruchengode | 637209 |
| Alankadupudur, Tiruchengode | 637202 |
| Allarapuram, Tiruchengode | 637212 |
| Ambedkarnagar, Tiruchengode | 637209 |
| Amma Nagar, Tiruchengode | 637209 |
| Amman Nagar, Tiruchengode | 638008 |
| Ammapalayam, Tiruchengode | 637304 |
| Ammasi Palayam, Tiruchengode | 638007 |
| Ampa Nagar, Tiruchengode | 638008 |
| Anaimalaikaradu, Tiruchengode | 637209 |
| Anaipalayam, Tiruchengode | 637202 |
| Anangoorampalayam, Tiruchengode | 637205 |
| Anangur, Tiruchengode | 637304 |
| Anbu Nagar, Tiruchengode | 637304 |
| Andarapatti, Tiruchengode | 637205 |
| All postal codes in Namakkal | |
|---|---|
| Namakkal, Namakkal | |
| Paramathi-Velur, Namakkal | |
| Rasipuram, Namakkal | |
| Tiruchengode, Namakkal | |