The Pin Code of Kollam Cantonment is 691001. Get more details along with the Pin Code of Kollam Cantonment. Kollam Cantonment is located in Kollam district in Kerala. 691001 is the pincode (Postal code) of Kollam Cantonment.
| Location | Pincode | State | District |
| Kollam Cantonment | 691001 | Kerala | Kollam |
| Location | Pincode | State | District |
| Kollam Bazar | 691001 | Kerala | Kollam |
| Kollam | 691001 | Kerala | Kollam |
| Kollam Taluk cutchery | 691001 | Kerala | Kollam |