| Post office | Eroor S.O (Kollam) |
| Pin code | 691312 |
| Office type | S.O |
| Taluk / city | Pathanapuram |
| District name | Kollam |
| State name | Kerala |
| Delivery status | Delivery |
| Division name | Pathanamthitta |
| Region name | Trivandrum HQ |
| Circle name | Kerala |
| Related sub office | NA |
| Related head office | Punalur H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 691312 | Ayilara B.O | Pathanapuram | Kollam | Kerala |
| 691312 | Bharatheepuram B.O | Pathanapuram | Kollam | Kerala |
| 691312 | Eroor S.O (Kollam) | Pathanapuram | Kollam | Kerala |
| 691312 | Kadamancode B.O | Pathanapuram | Kollam | Kerala |
| 691312 | Manalil B.O | Pathanapuram | Kollam | Kerala |
| 691312 | Marthandankara B.O | Pathanapuram | Kollam | Kerala |
| 691312 | Vilakkupara B.O | Pathanapuram | Kollam | Kerala |