Pincode 841243 · Siwan District · Bihar
| Name | Khalwa BO |
| Type | Branch Post Office |
| Pincode | 841243 |
| Taluk | Siwan Division |
| District | |
| State | |
| Coordinates | 26.3502, 84.4556 |
| Post Office | Type |
|---|---|
| Branch Post Office | |
| Branch Post Office | |
| Branch Post Office |
Siwan, Bihar. Map data: OpenStreetMap, CARTO.
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