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690106 PINCode is located in Alleppey district
| Post Offices with the same pin code as Kannamangalam | |||
| No. | Post Office | District | Pincode |
| 1 | Chettikulangara | Alleppey | 690106 |
| 2 | Erezha north | Alleppey | 690106 |
| 3 | Erezha south | Alleppey | 690106 |