There are 4 post offices under PIN code 123412.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Badhrana B.O | Branch Office | Delivery | Rewari | Rewari | Gurgaon | Ambala Hq | Haryana | Haryana |
| 2 | Dharan S.O | Sub Office | Delivery | Dharan | Mahendragarh | Gurgaon | Ambala Hq | Haryana | Haryana |
| 3 | Rajgarh B.O | Branch Office | Non-Delivery | Rajgarh | Rewari | Gurgaon | Ambala Hq | Haryana | Haryana |
| 4 | Tankri B.O | Branch Office | Delivery | Tankri | Rewari | Gurgaon | Ambala Hq | Haryana | Haryana |