There are 12 post offices under PIN code 134003.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Adarsh Nagar S.O | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 2 | Ambala City Kucthery S.O | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 3 | Ambala City H.O | Head Office | Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 4 | Anaj Mandi S.O (Ambala) | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 5 | Bazar Basti Ram S.O | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 6 | D.A.V.College S.O | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 7 | Model Town Ambala City S.O | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 8 | Motor Stand S.O | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 9 | Preet Nagar S.O (Ambala) | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 10 | Prem Nagar S.O (Ambala) | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 11 | Railway Road Ambala City S.O | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |
| 12 | Subzi Mandi S.O | Sub Office | Non-Delivery | Ambala | Ambala | Ambala | Ambala Hq | Haryana | Haryana |