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691001 PINCode is located in Kollam district
| Post Offices with the same pin code as Kollam | |||
| No. | Post Office | District | Pincode |
| 1 | Kollam bazar | Kollam | 691001 |
| 2 | Kollam cantonment | Kollam | 691001 |
| 3 | Kollam taluk cutchery | Kollam | 691001 |
| 4 | Bishop Jerome Nagar | Kollam | 691001 |