| Post office | Kottathoor S.O |
| Pin code | 689614 |
| Office type | S.O |
| Taluk / city | Ranni |
| District name | Pathanamthitta |
| State name | Kerala |
| Delivery status | Delivery |
| Division name | Tiruvalla |
| Region name | Trivandrum HQ |
| Circle name | Kerala |
| Related sub office | NA |
| Related head office | Chengannur H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 689614 | Edappavoor B.O | Ranni | Pathanamthitta | Kerala |
| 689614 | Kaithakody B.O | Ranni | Pathanamthitta | Kerala |
| 689614 | Kottathoor S.O | Ranni | Pathanamthitta | Kerala |
| 689614 | Thekkumkal B.O | Ranni | Pathanamthitta | Kerala |