| Post office | Kalamassery S.O |
| Pin code | 683104 |
| Office type | S.O |
| Taluk / city | Kanayannur |
| District name | Ernakulam |
| State name | Kerala |
| Delivery status | Delivery |
| Division name | Ernakulam |
| Region name | Kochi |
| Circle name | Kerala |
| Related sub office | NA |
| Related head office | Ernakulam H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 683104 | Kalamassery Development Plot B.O | Kanayannur | Ernakulam | Kerala |
| 683104 | Kalamassery S.O | Kanayannur | Ernakulam | Kerala |
| 683104 | Rajagiri B.O | Kanayannur | Ernakulam | Kerala |