| Office Name | Singrahiya B.O |
| Pincodes | 843317 |
| Area | Singrahiya |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Singwahini B.O |
| Pincodes | 843317 |
| Area | Singwahini |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Sirauli B.O |
| Pincodes | 843302 |
| Area | Sirauli |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Sirsi B.O |
| Pincodes | 843333 |
| Area | Sirsi |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Sirsia B.O |
| Pincodes | 843324 |
| Area | Sirsia |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Sitamarhi Bazar S.O |
| Pincodes | 843302 |
| Area | Sitamarhi Bazar |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | 06226-250239 |
| Office Name | Sitamarhi H.O |
| Pincodes | 843301 |
| Area | Sitamarhi |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | 06226-251232 |
| Office Name | Siwaipaiti B.O |
| Pincodes | 843314 |
| Area | Siwaipaiti |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Sonaul Mahoday B.O |
| Pincodes | 843332 |
| Area | Sonaul Mahoday |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Sonbersa S.O |
| Pincodes | 843330 |
| Area | Sonbersa |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | 06226-111111 |
| Office Name | Sujatpur B.O |
| Pincodes | 843319 |
| Area | Sujatpur |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Suppi B.O |
| Pincodes | 843315 |
| Area | Suppi |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Sursand S.O |
| Pincodes | 843331 |
| Area | Sursand |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | 06226-111111 |
| Office Name | Sutihara B.O |
| Pincodes | 843331 |
| Area | Sutihara |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | T. Chhapra B.O |
| Pincodes | 843316 |
| Area | T. Chhapra |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Tajpur B.O |
| Pincodes | 843329 |
| Area | Tajpur |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sheohar |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Thahar B.O |
| Pincodes | 843328 |
| Area | Thahar |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Thumma B.O |
| Pincodes | 843328 |
| Area | Thumma |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Tikauli B.O |
| Pincodes | 843323 |
| Area | Tikauli |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Vishwa B.O |
| Pincodes | 843324 |
| Area | Vishwa |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| District | Sitamarhi |
| State | Bihar |
| Telephone No. | Na |