There are 10 post offices under PIN code 124105.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Badli S.O (Jhajjar) | Sub Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 2 | Badsa B.O | Branch Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 3 | Bamnaula B.O | Branch Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 4 | Bhupnia B.O | Branch Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 5 | Deverkhana B.O | Branch Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 6 | Gubhana B.O | Branch Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 7 | Kheri Jat B.O | Branch Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 8 | Ladpur B.O | Branch Office | Delivery | Bahadurgarh | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 9 | Pelpa B.O | Branch Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |
| 10 | Sondhi B.O | Branch Office | Delivery | Jhajjar | Jhajjar | Rohtak | Ambala Hq | Haryana | Haryana |