| S.No | Post Offices Name | Pincodes | District Name | State |
|---|---|---|---|---|
| 1 |
Kollam Bazar (Sub Office) |
691001 | Kollam | Kerala |
| 2 |
Kollam Cantonment (Sub Office) |
691001 | Kollam | Kerala |
| 3 |
Kollam (Head Office) |
691001 | Kollam | Kerala |
| 4 |
Kollam Taluk Cutchery (Sub Office) |
691001 | Kollam | Kerala |