Pincode 843104 · Sitamarhi District · Bihar
| Name | Chak Sarmastpur BO |
| Type | Branch Post Office |
| Pincode | 843104 |
| Taluk | Muzaffarpur Division |
| District | |
| State | |
| Coordinates | 25.9552, 85.5882 |
| Post Office | Type |
|---|---|
| Branch Post Office | |
| Branch Post Office | |
| Post Office |
Sitamarhi, Bihar. Map data: OpenStreetMap, CARTO.
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