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686579 PINCode is located in Kottayam district
| Post Offices with the same pin code as Kalathukadavu | |||
| No. | Post Office | District | Pincode |
| 1 | Anjoottimangalam | Kottayam | 686579 |
| 2 | Choondacherry | Kottayam | 686579 |
| 3 | Nariayanganam | Kottayam | 686579 |
| 4 | Plassanal | Kottayam | 686579 |