PIN Code
691001 – Kollam H.O
4 post offices share PIN Code 691001 in Kollam, Kerala.
| Post office | Type | Delivery | Division / Region / Circle |
|---|---|---|---|
| Kollam H.O Taluk: Kollam | Head Office | Delivery | Quilon / Trivandrum HQ / Kerala |
| Kollam Bazar S.O Taluk: Kollam | Sub Office | Non-Delivery | Quilon / Trivandrum HQ / Kerala |
| Kollam Cantonment S.O Taluk: Kollam | Sub Office | Non-Delivery | Quilon / Trivandrum HQ / Kerala |
| Kollam Taluk Cutchery S.O Taluk: Kollam | Sub Office | Non-Delivery | Quilon / Trivandrum HQ / Kerala |
Other PIN Codes in Kollam
689695689696690518690519690520690521690522690523690524690525690526690528690536690538690539690540690542690544690547690561690573690574691002691003
Source: India Post – All India Pincode Directory (data.gov.in, GODL-India), retrieved 11 Oct 2026. Postal details can change – confirm with India Post for official purposes.