| Office Name | B.Factory B.O |
| Pincodes | 842004 |
| Area | B.Factory |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Muzaffarpur |
| Postal Region | Muzaffarpur |
| District | Muzaffarpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Crpf Camp B.O |
| Pincodes | 842004 |
| Area | Crpf Camp |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Muzaffarpur |
| Postal Region | Muzaffarpur |
| District | Muzaffarpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Daud Chapra B.O |
| Pincodes | 842004 |
| Area | Daud Chapra |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Muzaffarpur |
| Postal Region | Muzaffarpur |
| District | Muzaffarpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Jamalabad B.O |
| Pincodes | 842004 |
| Area | Jamalabad |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Muzaffarpur |
| Postal Region | Muzaffarpur |
| District | Muzaffarpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Jhapaha B.O |
| Pincodes | 842004 |
| Area | Jhapaha |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Muzaffarpur |
| Postal Region | Muzaffarpur |
| District | Muzaffarpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Mustafapur B.O |
| Pincodes | 842004 |
| Area | Mustafapur |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Muzaffarpur |
| Postal Region | Muzaffarpur |
| District | Muzaffarpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Umanagar S.O |
| Pincodes | 842004 |
| Area | Umanagar |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Muzaffarpur |
| Postal Region | Muzaffarpur |
| District | Muzaffarpur |
| State | Bihar |
| Telephone No. | 0621-111111 |