There are 24 post offices under PIN code 121102.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Aharwan B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 2 | Alawalpur B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 3 | Alika B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 4 | Amroli B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 5 | Asaota B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 6 | Asaoti B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 7 | Baghola B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 8 | Baroli B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 9 | Chant B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 10 | Chhajju Nagar B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 11 | Chirwari B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 12 | Dhatir B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 13 | Ghori B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 14 | Jaindapur B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 15 | Janauli B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 16 | Jawahar Nagar Palwal S.O | Sub Office | Non-Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 17 | New Township Palwal S.O | Sub Office | Non-Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 18 | Palwal S.O | Sub Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 19 | Prithla B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 20 | Rasulpur B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 21 | Seeha B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 22 | Siaroli B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 23 | Sihol B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |
| 24 | Teekri Brahman B.O | Branch Office | Delivery | Palwal | Faridabad | Faridabad | Ambala Hq | Haryana | Haryana |