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689581 PINCode is located in Pathanamthitta district
| Post Offices with the same pin code as Kunnathanam | |||
| No. | Post Office | District | Pincode |
| 1 | Kunnamthanam | Pathanamthitta | 689581 |
| 2 | Manthanam | Pathanamthitta | 689581 |
| 3 | Mundiappally | Pathanamthitta | 689581 |
| 4 | Palackathakidi | Pathanamthitta | 689581 |