| Office Name | Khalwa B.O |
| Pincodes | 841243 |
| Area | Khalwa |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Siwan |
| Postal Region | Muzaffarpur |
| District | Siwan |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Khalwa S.O |
| Pincodes | 450117 |
| Area | Khalwa |
| Office Status | Sub Post Office |
| Postal Circle | Madhya Pradesh |
| Postal Division | Khandwa |
| Postal Region | Indore |
| District | East Nimar |
| State | Madhya Pradesh |
| Telephone No. | 07328-282702 |