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680517 PINCode is located in Thrissur district
| Post Offices with the same pin code as Chowannur | |||
| No. | Post Office | District | Pincode |
| 1 | Chemmannur | Thrissur | 680517 |
| 2 | Kanippayur | Thrissur | 680517 |
| 3 | Porkolangad | Thrissur | 680517 |