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690520 PINCode is located in Kollam district
| Post Offices with the same pin code as Poruvazhy | |||
| No. | Post Office | District | Pincode |
| 1 | Ambalathumbhagom | Kollam | 690520 |
| 2 | Chathakulam | Kollam | 690520 |
| 3 | Muthupilakkad | Kollam | 690520 |