| Office Name | Garhwa B.O |
| Pincodes | 843334 |
| Area | Garhwa |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sheohar |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Garhwa S.O |
| Pincodes | 822114 |
| Area | Garhwa |
| Office Status | Sub Post Office |
| Postal Circle | Jharkhand |
| Postal Division | Palamau |
| Postal Region | Ranchi |
| District | Garhwa |
| State | Jharkhand |
| Telephone No. | 06561-222220 |
| Office Name | Garhwa B.O |
| Pincodes | 486117 |
| Area | Garhwa |
| Office Status | Branch Post Office |
| Postal Circle | Madhya Pradesh |
| Postal Division | Rewa |
| Postal Region | Bhopal Hq |
| District | Rewa |
| State | Madhya Pradesh |
| Telephone No. | Na |