There are 12 post offices under PIN code 122001.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Arjun Nagar S.O | Sub Office | Non-Delivery | Arjun Nagar | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 2 | Basai Road S.O | Sub Office | Non-Delivery | Basai Road | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 3 | Gurgaon H.O | Head Office | Delivery | Sadar Bazar | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 4 | Gurgaon Kty. S.O | Sub Office | Non-Delivery | Gurgaon Kty. | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 5 | Gurgaon Sector 17 S.O | Sub Office | Non-Delivery | Sector-17 | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 6 | Gurgaon South City I S.O | Sub Office | Non-Delivery | Na | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 7 | Khandsa Road S.O | Sub Office | Non-Delivery | Gurgaon | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 8 | Mini Sectt. S.O | Sub Office | Non-Delivery | Mini Sectt. | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 9 | New Colony S.O (Gurgaon) | Sub Office | Non-Delivery | New Colony | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 10 | Shivaji Nagar S.O (Gurgaon) | Sub Office | Non-Delivery | Shivaji Nagar | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 11 | Sohna Adda S.O | Sub Office | Non-Delivery | Sohna Adda | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |
| 12 | Urban Estate S.O (Gurgaon) | Sub Office | Non-Delivery | Urban Estate | Gurgaon | Gurgaon | Ambala Hq | Haryana | Haryana |