| Office Name | Mustfabad S.O |
| Pincodes | 841439 |
| Area | Mustfabad |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Siwan |
| Postal Region | Muzaffarpur |
| District | Siwan |
| State | Bihar |
| Telephone No. | 06153-111111 |
| Office Name | Mustfabad B.O |
| Pincodes | 283207 |
| Area | Mustfabad |
| Office Status | Branch Post Office |
| Postal Circle | Uttar Pradesh |
| Postal Division | Mainpuri |
| Postal Region | Agra |
| District | Firozabad |
| State | Uttar Pradesh |
| Telephone No. | Na |