| Office Name | Karnawas B.O |
| Pincodes | 123302 |
| Area | Karnawas |
| Office Status | Branch Post Office |
| Postal Circle | Haryana |
| Postal Division | Gurgaon |
| Postal Region | Ambala Hq |
| District | Rewari |
| State | Haryana |
| Telephone No. | Na |
| Office Name | Karnawas B.O |
| Pincodes | 123401 |
| Area | Karnawas |
| Office Status | Branch Post Office |
| Postal Circle | Haryana |
| Postal Division | Gurgaon |
| Postal Region | Ambala Hq |
| District | Rewari |
| State | Haryana |
| Telephone No. | Na |